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
argotthe language used by a particular type or group of people : an often more or less secret vocabulary and idiom peculiar to a particular group
lollto hang loosely or laxly : droop
tangentialtouching lightly : incidental
fazeto disturb the composure of : disconcert
lotterya drawing of lots in which prizes are distributed to the winners among persons buying a chance
deviseto form in the mind by new combinations or applications of ideas or principles : invent
rigiddeficient in or devoid of flexibility
trajectorythe curve that a body (such as a planet or comet in its orbit or a rocket) describes in space
cadavera dead body
referendumthe principle or practice of submitting to popular vote a measure passed on or proposed by a legislative body or by popular initiative