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
stringenttight
deprecateto express disapproval of
antecedentsa substantive word, phrase, or clause whose denotation is referred to by a pronoun that typically follows the substantive (such as John in "Mary saw John and called to him")
ancillarysubordinate
perigeethe point in the orbit of an object (such as a satellite) orbiting the earth that is nearest to the center of the earth
baitto persecute or exasperate with unjust, malicious, or persistent attacks
countenancelook
chaplaina clergyman in charge of a chapel
wantonmerciless
threatan expression of intention to inflict evil, injury, or damage