- macadamize: v. To cover or pave, as a path or roadway, with small broken stone.
- machinery: n. The parts of a machine or engine, taken collectively.
- machinist: n. One who makes or repairs machines, or uses metal-working tools.
- macrocosm: n. The whole of any sphere or department of nature or knowledge to which man is related.
- madden: v. To inflame with passion.
- Madonna: n. A painted or sculptured representation of the Virgin, usually with the infant Jesus.
- magician: n. A sorcerer.
- magisterial: adj. Having an air of authority.
- magistracy: n. The office or dignity of a magistrate.
- magnanimous: adj. Generous in treating or judging others.
- magnate: n. A person of rank or importance.
- magnet: n. A body possessing that peculiar form of polarity found in nature in the lodestone.
- magnetize: v. To make a magnet of, permanently, or temporarily.
- magnificence: n. The exhibition of greatness of action, character, intellect, wealth, or power.
- magnificent: adj. Grand or majestic in appearance, quality, or action.
- magnitude: n. Importance.
- maharaja: n. A great Hindu prince.
- maidenhood: n. Virginity.
- maintain: v. To hold or preserve in any particular state or condition.
- maintenance: n. That which supports or sustains.
- maize: n. Indian corn: usually in the United States called simply corn.
- makeup: n. The arrangements or combination of the parts of which anything is composed.
- malady: n. Any physical disease or disorder, especially a chronic or deep-seated one.
- malaria: n. A fever characterized by alternating chills, fever, and sweating.
- malcontent: n. One who is dissatisfied with the existing state of affairs.
- malediction: n. The calling down of a curse or curses.
- malefactor: n. One who injures another.
- maleficent: adj. Mischievous.
- malevolence: n. Ill will.
- malevolent: adj. Wishing evil to others.
- malign: v. To speak evil of, especially to do so falsely and severely.
- malignant: adj. Evil in nature or tending to do great harm or mischief.
- malleable: adj. Pliant.
- mallet: n. A wooden hammer.
- maltreat: v. To treat ill, unkindly, roughly, or abusively.
- man-eater: n. An animal that devours human beings.
- man-trap: n. A place or structure dangerous to human life.
- mandate: n. A command.
- mandatory: adj. Expressive of positive command, as distinguished from merely directory.
- mane: n. The long hair growing upon and about the neck of certain animals, as the horse and the lion.
- maneuver: v. To make adroit or artful moves: manage affairs by strategy.
- mania: n. Insanity.
- maniac: n. a person raving with madness.
- manifesto: n. A public declaration, making announcement, explanation or defense of intentions, or motives.
- manlike: adj. Like a man.
- manliness: n. The qualities characteristic of a true man, as bravery, resolution, etc.
- mannerism: n. Constant or excessive adherence to one manner, style, or peculiarity, as of action or conduct.
- manor: n. The landed estate of a lord or nobleman.
- mantel: n. The facing, sometimes richly ornamented, about a fireplace, including the usual shelf above it.
- mantle: n. A cloak.
- manufacturer: n. A person engaged in manufacturing as a business.
- manumission: n. Emancipation.
- manumit: v. To set free from bondage.
- marine: adj. Of or pertaining to the sea or matters connected with the sea.
- maritime: adj. Situated on or near the sea.
- maroon: v. To put ashore and abandon (a person) on a desolate coast or island.
- martial: adj. Pertaining to war or military operations.
- Martian: adj. Pertaining to Mars, either the Roman god of war or the planet.
- martyrdom: n. Submission to death or persecution for the sake of faith or principle.
- marvel: v. To be astonished and perplexed because of (something).
- masonry: n. The art or work of constructing, as buildings, walls, etc., with regularly arranged stones.
- masquerade: n. A social party composed of persons masked and costumed so as to be disguised.
- massacre: n. The unnecessary and indiscriminate killing of human beings.
- massive: adj. Of considerable bulk and weight.
- masterpiece: n. A superior production.
- mastery: n. The attainment of superior skill.
- material: n. That of which anything is composed or may be constructed.
- materialize: v. To take perceptible or substantial form.
- maternal: adj. Pertaining or peculiar to a mother or to motherhood.
- matinee: n. An entertainment (especially theatrical) held in the daytime.
- matricide: n. The killing, especially the murdering, of one's mother.
- matrimony: n. The union of a man and a woman in marriage.
- matrix: n. That which contains and gives shape or form to anything.
- matter of fact: n. Something that has actual and undeniable existence or reality.
- maudlin: adj. Foolishly and tearfully affectionate.
- mausoleum: n. A tomb of more than ordinary size or architectural pretensions.
- mawkish: adj. Sickening or insipid.
- maxim: n. A principle accepted as true and acted on as a rule or guide.
- maze: n. A labyrinth.
- mead: n. A meadow.
- meager: adj. scanty.
- mealy-mouthed: adj. Afraid to express facts or opinions plainly.
- meander: v. To wind and turn while proceeding in a course.
- mechanics: n. The branch of physics that treats the phenomena caused by the action of forces.
- medallion: n. A large medal.
- meddlesome: adj. Interfering.
- medial: adj. Of or pertaining to the middle.
- mediate: v. To effect by negotiating as an agent between parties.
- medicine: n. A substance possessing or reputed to possess curative or remedial properties.
- medieval: adj. Belonging or relating to or descriptive of the middle ages.
- mediocre: adj. Ordinary.
- meditation: n. The turning or revolving of a subject in the mind.
- medley: n. A composition of different songs or parts of songs arranged to run as a continuous whole.
- meliorate: v. To make better or improve, as in quality or social or physical condition.
- mellifluous: adj. Sweetly or smoothly flowing.
- melodious: adj. Characterized by a sweet succession of sounds.
- melodrama: n. A drama with a romantic story or plot and sensational situation and incidents.
- memento: n. A souvenir.
- memorable: adj. Noteworthy.
- menace: n. A threat.
- menagerie: n. A collection of wild animals, especially when kept for exhibition.
- mendacious: adj. Untrue.
- mendicant: n. A beggar.
- mentality: n. Intellectuality.
- mentor: n. A wise and faithful teacher, guide, and friend.
- mercantile: adj. Conducted or acting on business principles; commercial.
- mercenary: adj. Greedy
- merciful: adj. Disposed to pity and forgive.
- merciless: adj. Cruel.
- meretricious: adj. Alluring by false or gaudy show.
- mesmerize: v. To hypnotize.
- messieurs: n. pl. Gentlemen.
- metal: n. An element that forms a base by combining with oxygen, is usually hard, heavy, and lustrous.
- metallurgy: n. The art or science of extracting a metal from ores, as by smelting.
- metamorphosis: n. A passing from one form or shape into another.
- metaphor: n. A figure of speech in which one object is likened to another, by speaking as if the other.
- metaphysical: adj. Philosophical.
- metaphysician: n. One skilled in metaphysics.
- metaphysics: n. The principles of philosophy as applied to explain the methods of any particular science.
- mete: v. To apportion.
- metempsychosis: n. Transition of the soul of a human being at death into another body, whether human or beast.
- meticulous: adj. Over-cautious.
- metonymy: n. A figure of speech that consists in the naming of a thing by one of its attributes.
- metric: adj. Relating to measurement.
- metronome: n. An instrument for indicating and marking exact time in music.
- metropolis: n. A chief city, either the capital or the largest or most important city of a state.
- metropolitan: adj. Pertaining to a chief city.
- mettle: n. Courage.
- mettlesome: adj. Having courage or spirit.
- microcosm: n. The world or universe on a small scale.
- micrometer: n. An instrument for measuring very small angles or dimensions.
- microphone: n. An apparatus for magnifying faint sounds.
- microscope: n. An instrument for assisting the eye in the vision of minute objects or features of objects.
- microscopic: adj. Adapted to or characterized by minute observation.
- microscopy: n. The art of examing objects with the microscope.
- midsummer: n. The middle of the summer.
- midwife: n. A woman who makes a business of assisting at childbirth.
- mien: n. The external appearance or manner of a person.
- migrant: adj. Wandering.
- migrate: v. To remove or pass from one country, region, or habitat to another.
- migratory: adj. Wandering.
- mileage: n. A distance in miles.
- militant: adj. Of a warlike or combative disposition or tendency.
- militarism: n. A policy of maintaining great standing armies.
- militate: v. To have weight or influence (in determining a question).
- militia: n. Those citizens, collectively, who are enrolled and drilled in temporary military organizations.
- Milky Way: n. The galaxy.
- millet: n. A grass cultivated for forage and cereal.
- mimic: v. To imitate the speech or actions of.
- miniature: adj. Much smaller than reality or that the normal size.
- minimize: v. To reduce to the smallest possible amount or degree.
- minion: n. A servile favorite.
- ministration: n. Any religious ceremonial.
- ministry: n. A service.
- minority: n. The smaller in number of two portions into which a number or a group is divided.
- minute: adj. Exceedingly small in extent or quantity.
- minutia: n. A small or unimportant particular or detail.
- mirage: n. An optical effect looking like a sheet of water in the desert.
- misadventure: n. An unlucky accident.
- misanthropic: adj. Hating mankind.
- misanthropy: n. Hatred of mankind.
- misapprehend: v. To misunderstand.
- misbehave: v. To behave ill.
- misbehavior: n. Ill or improper behavior.
- mischievous: adj. Fond of tricks.
- miscount: v. To make a mistake in counting.
- miscreant: n. A villain.
- misdeed: n. A wrong or improper act.
- misdemeanor: n. Evil conduct, small crime.
- miser: n. A person given to saving and hoarding unduly.
- mishap: n. Misfortune.
- misinterpret: v. To misunderstand.
- mislay: v. To misplace.
- mismanage: v. To manage badly, improperly, or unskillfully.
- misnomer: n. A name wrongly or mistakenly applied.
- misogamy: n. Hatred of marriage.
- misogyny: n. Hatred of women.
- misplace: v. To put into a wrong place.
- misrepresent: v. To give a wrong impression.
- misrule: v. To misgovern.
- missal: n. The book containing the service for the celebration of mass.
- missile: n. Any object, especially a weapon, thrown or intended to be thrown.
- missive: n. A message in writing.
- mistrust: v. To regard with suspicion or jealousy.
- misty: adj. Lacking clearness
- misunderstand: v. To Take in a wrong sense.
- misuse: v. To maltreat.
- mite: n. A very small amount, portion, or particle.
- miter: n. The junction of two bodies at an equally divided angle.
- mitigate: v. To make milder or more endurable.
- mnemonics: n. A system of principles and formulas designed to assist the recollection in certain instances.
- moat: n. A ditch on the outside of a fortress wall.
- mobocracy: n. Lawless control of public affairs by the mob or populace.
- moccasin: n. A foot-covering made of soft leather or buckskin.
- mockery: n. Ridicule.
- moderation: n. Temperance.
- moderator: n. The presiding officer of a meeting.
- modernity: n. The state or character of being modern.
- modernize: v. To make characteristic of the present or of recent times.
- modification: n. A change.
- modify: v. To make somewhat different.
- modish: adj. Fashionable.
- modulate: v. To vary in tone, inflection, pitch or other quality of sound.
- mollify: v. To soothe.
- molt: v. To cast off, as hair, feathers, etc.
- momentary: adj. Lasting but a short time.
- momentous: adj. Very significant.
- momentum: n. An impetus.
- monarchy: n. Government by a single, sovereign ruler.
- monastery: n. A dwelling-place occupied in common by persons under religious vows of seclusion.
- monetary: adj. Financial.
- mongrel: n. The progeny resulting from the crossing of different breeds or varieties.
- monition: n. Friendly counsel given by way of warning and implying caution or reproof.
- monitory: n. Admonition or warning.
- monocracy: n. Government by a single person.
- monogamy: n. The habit of pairing, or having but one mate.
- monogram: n. A character consisting of two or more letters interwoven into one, usually initials of a name.
- monograph: n. A treatise discussing a single subject or branch of a subject.
- monolith: n. Any structure or sculpture in stone formed of a single piece.
- monologue: n. A story or drama told or performed by one person.
- monomania: n. The unreasonable pursuit of one idea.
- monopoly: n. The control of a thing, as a commodity, to enable a person to raise its price.
- monosyllable: n. A word of one syllable.
- monotone: n. The sameness or monotony of utterance.
- monotonous: adj. Unchanging and tedious.
- monotony: n. A lack of variety.
- monsieur: n. A French title of respect, equivalent to Mr. and sir.
- monstrosity: n. Anything unnaturally huge or distorted.
- moonbeam: n. A ray of moonlight.
- morale: n. A state of mind with reference to confidence, courage, zeal, and the like.
- moralist: n. A writer on ethics.
- morality: n. Virtue.
- moralize: v. To render virtuous.
- moratorium: n. An emergency legislation authorizing a government suspend some action temporarily.
- morbid: adj. Caused by or denoting a diseased or unsound condition of body or mind.
- mordacious: adj. Biting or giving to biting.
- mordant: adj. Biting.
- moribund: adj. On the point of dying.
- morose: adj. Gloomy.
- morphology: n. the science of organic forms.
- motley: adj. Composed of heterogeneous or inharmonious elements.
- motto: n. An expressive word or pithy sentence enunciating some guiding rule of life, or faith.
- mountaineer: n. One who travels among or climbs mountains for pleasure or exercise.
- mountainous: adj. Full of or abounding in mountains.
- mouthful: n. As much as can be or is usually put into the or exercise.
- muddle: v. To confuse or becloud, especially with or as with drink.
- muffle: v. To deaden the sound of, as by wraps.
- mulatto: n. The offspring of a white person and a black person.
- muleteer: n. A mule-driver.
- multiform: adj. Having many shapes, or appearances.
- multiplicity: n. the condition of being manifold or very various.
- mundane: adj. Worldly, as opposed to spiritual or celestial.
- municipal: adj. Of or pertaining to a town or city, or to its corporate or local government.
- municipality: n. A district enjoying municipal government.
- munificence: n. A giving characterized by generous motives and extraordinary liberality.
- munificent: adj. Extraordinarily generous.
- muster: n. An assemblage or review of troops for parade or inspection, or for numbering off.
- mutation: n. The act or process of change.
- mutilate: v. To disfigure.
- mutiny: n. Rebellion against lawful or constituted authority.
- myriad: n. A vast indefinite number.
- mystic: n. One who professes direct divine illumination, or relies upon meditation to acquire truth.
- mystification: n. The act of artfully perplexing.
- myth: n. A fictitious narrative presented as historical, but without any basis of fact.
- mythology: n. The whole body of legends cherished by a race concerning gods and heroes.