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
doteto exhibit mental decline of or like that of old age : be in one's dotage
antiquatedoutmoded or discredited by reason of age : old and no longer useful, popular, or accepted
durationcontinuance in time
disapprobationthe act or state of disapproving : the state of being disapproved : condemnation
masqueradea social gathering of persons wearing masks and often fantastic costumes
fleecethe coat of wool covering a wool-bearing animal (such as a sheep)
virtuosoone who excels in the technique of an art
surlymenacing or threatening in appearance
denizeninhabitant
artlesslacking art, knowledge, or skill : uncultured