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
triflinglacking in significance or solid worth: such as
feuda mutual enmity or quarrel that is often prolonged or inveterate (see inveterate
withstandto stand up against : oppose with firm determination
mordantbiting and caustic in thought, manner, or style : incisive
realmkingdom
rumbleto make a low heavy rolling sound
dispiritedto deprive of morale or enthusiasm
moleculethe smallest particle of a substance that retains all the properties (see property
slougha place of deep mud or mire
weirdof strange or extraordinary character : odd