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
scrimmagea minor battle : skirmish
maledictioncurse
nonplusa state of bafflement or perplexity : quandary
gibeto utter taunting words
poignancythe quality or state of being poignant
protagonistthe principal character in a literary work (such as a drama or story)
castigationto subject to severe punishment, reproof, or criticism
allegeto assert without proof or before proving
abhorto regard with extreme repugnance : to feel hatred or loathing for : loathe
pensivemusingly or dreamily thoughtful