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
constituenta member of a constituency
ignoblecharacterized by baseness, lowness, or meanness
eclipticof or relating to the ecliptic or an eclipse
spasmodicrelating to or affected or characterized by spasm
immaculatespotlessly clean
parallelismthe quality or state of being parallel
allegeto assert without proof or before proving
provisionalserving for the time being : temporary
extrapolationto predict by projecting past experience or known data
historichistorical