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
idiosyncrasya peculiarity of constitution or temperament : an individualizing characteristic or quality
salaciousarousing or appealing to sexual desire or imagination
exchequera department or office of state in medieval England charged with the collection and management of the royal revenue and judicial determination of all revenue causes
prosperitythe condition of being successful or thriving
startto move suddenly and violently : spring
disgruntleto make ill-humored or discontented
lunaticaffected with a severely disordered state of mind : insane
pestlea usually club-shaped implement for pounding or grinding substances in a mortar see mortar illustration
dispiritedto deprive of morale or enthusiasm
buccaneerany of the freebooters preying on Spanish ships and settlements especially in 17th century West Indies