iridium

Fetched 2026-10-26 (cache).

Synonyms: isidium, tridium

Antonyms: isidium, tridium

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{senseid|en|Q877}}{{lb|en|chemistry}}{{lb|en|uncountable}} A chemical element with an [[atomic number]] of 77: a very hard, brittle, silvery-white [[transition metal]] of the [[platinum group]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.