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
interminablehaving or seeming to have no end
comprehensivecovering completely or broadly : inclusive
drudgeto do hard, menial, or monotonous work
sedentarynot migratory : settled
nonsensewords or language having no meaning or conveying no intelligible ideas
capitulateto surrender often after negotiation of terms
gullany of numerous long-winged web-footed aquatic birds (subfamily Larinae of the family Laridae)
timorousof a timid disposition : fearful
irreproachablenot reproachable : blameless
menacea show of intention to inflict harm : threat