onium

Fetched 2026-10-31 (live).

Synonyms: odium, omnium, opium, conium, ionium, mnium, -onium, gonium, orium, nium, onim

Antonyms: odium, omnium, opium, conium, ionium, mnium, -onium, gonium, orium, nium, onim

Related words from Datamuse; suggestions, not definitions.

Noun

1. Any cation derived by the addition of a proton to the hydride of any element of the nitrogen, chalcogen or halogen families.
2. Any organic derivative of these compounds.

Noun

1. The bound pair of a particle and its antiparticle.

Source: Wiktionary · CC BY-SA 3.0 (Wiktionary) · cached copy, not a rewrite.