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
unctuoushaving, revealing, or marked by a smug, ingratiating, and false earnestness or spirituality
harbora place of security and comfort : refuge
parryto ward off a weapon or blow
promontorya high point of land or rock projecting into a body of water
varnisha liquid preparation that when applied to a surface dries to form a hard lustrous typically transparent coating
acrimoniousangry and bitter : caustic, biting, or rancorous especially in feeling, language, or manner
raspyharsh
comprehendto grasp the nature, significance, or meaning of
confinesomething (such as borders or walls) that encloses
mirewet spongy earth (as of a bog or marsh)