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TOEFL test

Geologist

a specialist in geology

Prevailed

Be widespread in a particular area at a particular time; be current

Glacial

adjective: icy, frosty, gelid, frigid, freezing

Glaciation

The process, condition, or result of being covered by glaciers or ice sheets; A glacial period

Geologically

(geological) of or relating to or based on geology; "geological formations"; "geologic forces"

prominent

adjective: outstanding, salient, eminent, distinguished, notable, conspicuous, protuberant, protruding; Important; famous

mathematician

A mathematician is a person whose primary area of study or research, or both, is the field of mathematics.

insolation

noun: sunstroke; Exposure to the sun's rays; The amount of solar radiation reaching a given area

eccentricity

noun: oddity, kink, peculiarity, queerness, extravagance, singularity; The quality of being eccentric

dominant

adjective: predominant, ruling, prevailing, commanding, prevalent, ascendant; Most important, powerful, or influential

Inclination

noun: tendency, propensity, leaning, bias, proclivity, bent, disposition, tilt, incline, liking (nghieng, lech)

oscillation

noun: vibration, swing, fluctuation, sway, vacillation
Movement back and forth at a regular speed; Regular variation in magnitude or position around a central point (dao dong, lung lay)

Periodically

adverb: at times; sporadically: in a sporadic manner; "he only works sporadically" (mot cach dinh ky)

meteoroid

A small body moving in the solar system that would become a meteor if it entered the earth's atmosphere (thien thach)

meteor

noun: shooting star, falling star; A small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light

Plunge

verb: dive, immerse, submerge, dip, sink, duck
noun: dive, dip, diving, immersion; Fall suddenly and uncontrollably; Jump or dive quickly and energetically

confront

verb: face, compare

sediment

verb: settle, precipitate
noun: deposit, dregs, lees, precipitate, residue, sludge, silt, grounds
Matter that settles to the bottom of a liquid; dregs

yield

verb: give, surrender, give in, produce, bear
noun: crop, harvest, output, produce, product, production, proceeds, income;
Produce or provide (a natural, agricultural, or industrial product)

extraterrestrial

noun: alien; Of or from outside the earth or its atmosphere

volcanic

adjective: vulcanic, igneous, eruptive; Of, relating to, or produced by a volcano or volcanoes

eruption

noun: outburst, rash, outbreak, explosion, burst; An act or instance of erupting

ash

noun: ashes, cinder; The powdery residue left after the burning of a substance

counter

verb: oppose, resist; Speak or act in opposition to

vaporize

verb: evaporate, volatilize, vapour, vapor, steam

subtle

adjective: subtile, fine, delicate, nice, sharp;
(esp. of a change or distinction) So delicate or precise as to be difficult to analyze or describe

skeptic

A person inclined to question or doubt all accepted opinions

era

noun: age, epoch, period, time, date

wobble

verb: wabble, waver, sway, shake, vacillate, stagger, swing, totter, oscillate, vibrate, reel, hesitate, falter
noun: wabble, vacillation, stagger; Move unsteadily from side to side (rung rinh, luc lac)

tilt

verb: incline, tip, lean, bend, cant
noun: inclination, incline;
Move or cause to move into a sloping position (xien)

axis

truc; noun: axle, pivot, spindle, arbor

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