noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A property, exhibited by some elements, of existing in multiple forms with different atomic structures. countable, uncountable
2. 2
   the phenomenon of an element existing in two or more physical forms wordnet

Synonyms

All synonyms

allotropismallotropismdiversificationdiversityher infinite varietyheterogeneity

Etymology

Ancient Greek άλλοτροπἱα (állotrophia), from allo- + -tropy, coined by Swedish chemist Jöns Jacob Berzelius.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.