-onium

Fetched 2026-11-03 (live).

Synonyms: y, h, a, w, c, g, x, d, o, n, m

Antonyms: y, h, a, w, c, g, x, d, o, n, m

Related words from Datamuse; suggestions, not definitions.

Suffix

1. Designating an onium particle.

Suffix

1. Used to form the name of polyatomic cations. Common examples are quaternary ammonium compounds used as neuromuscular blocking agents, cholinergic agents, anticholinergic agents, antibacterials/antiseptics, or other agents.
   • Alternative form: -ium

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