GRE Word List

ISOTOPE

any of two or more species of atoms of a chemical element with the same atomic number and nearly identical chemical behavior but with differing atomic mass or mass number and different physical properties

The meaning of the word isotope is any of two or more species of atoms of a chemical element with the same atomic number and nearly identical chemical behavior but with differing atomic mass or mass number and different physical properties.

Random words

WordMeaning
fetidhaving a heavy offensive smell
taintto contaminate morally : corrupt
symbiosisthe living together in more or less intimate association or close union of two dissimilar organisms (as in parasitism or commensalism)
meretriciousof or relating to a prostitute : having the nature of prostitution
exchequera department or office of state in medieval England charged with the collection and management of the royal revenue and judicial determination of all revenue causes
insatiableincapable of being satisfied : quenchless
asepticpreventing infection
humusa brown or black complex variable material resulting from partial decomposition of plant or animal matter and forming the organic (see organic
lodewaterway
nettleany of a genus (Urtica of the family Urticaceae, the nettle family) of chiefly coarse herbs armed with stinging hairs