| Term | Definition |
| anatomy | dissection of plants, animals, or other things to study their structure; analysis; structure |
| appendectomy | surgical removal of the appendix |
| atom | smallest particle of an element (literally, "not cut," "indivisible") |
| atomizer | device for converting a liquid to a fine spray |
| dichotomy | cutting or division into two; division |
| gastrectomy | surgical removal of part or all of the stomach |
| lobotomy | brain surgery for treatment of certain mental disorders |
| mastectomy | surgical removal of a breast |
| phlebotomy | opening of a vein to diminish the blood supply |
| tome | one volume, or "cut," of a work of several volumes; scholarly book |
| tonsillectomy | surgical removal of the tonsils |
| tracheotomy | surgical operation of cutting into the trachea (windpipe) |
| antipodes | parts of the globe (or their inhabitants) diametrically opposite to each other (literally, "with the feet opposite") |
| arthropod | invertebrate (animal having no backbone) with jointed legs |
| chiropodist | one who treats aliments of the human foot |
| dipody | verse (line of poetry) consisting of two feet; a dimeter |
| podiatrist | chiropodist |
| podium | dais; raised platform; low wall serving as a foundation |
| pseudopod/pseudopodium | (literally, "false foot") temporary extension of the protoplasm, as in the ameba, to enable the organism to move and take in food |
| tripod | utensil, stool, or caldron having three legs |
| unipod | one-legged support |
| homochromatic | having the same color; monochromatic; unicolor |
| heterochromatic | having different colors |
| homogeneous | of the same kind; similar; uniform |
| heterogeneous | differing in kind; dissimilar; varied |
| homology | similarity in structure |
| heterology | dissimilarity in structure |
| homomorphic | exhibiting similarity of form |
| heteromorphic | exhibiting diversity of form |
| homonym | word that sounds like another but differs in meaning and spelling |
| heteronym | word spelled like another, but differing in sound and meaning |
| homocentric | having the same center; concentric |
| homophonic | having the same sound or voice |
| heteroclite | deviating from the common rule; abnormal; atypical |
| heteroclite | person or thing deviating from the common rule |
| heterodox | opposed to accepted beliefs or established doctrines, especially in religion; unorthodox |