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isotope

i·so·tope

isotope

pronunciation:
aI s top
features:
Word Parts
part of speech: noun
definition: any of two or more atoms that have the same number of protons but differ in the number of neutrons, or that have the same atomic number but different atomic weights. (Cf. isobar.)
derivation: isotopic (adj.)
Word Parts
The word isotope contains the following part: