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
dialecticalof, relating to, or in accordance with dialectic
decimateto select by lot and kill every tenth man of
vertigoa sensation of motion in which the individual or the individual's surroundings seem to whirl dizzily
pensivemusingly or dreamily thoughtful
draughta rough written version of something that is not yet in its final form; to write the first rough version of something such as a letter, speech, book or law; to choose people and send them somewhere for a special task
donto put on (an article of clothing)
credentialwarranting credit or confidence
dutifulfilled with or motivated by a sense of duty
fosterhaving, relating to, or being the relationship between a foster parent and the child who the foster parent cares for
fleecethe coat of wool covering a wool-bearing animal (such as a sheep)