-onic

suffix

Used to form the names of acids derived from aldoses by the oxidation of the aldehyde group (e.g., gluconic acid).

OriginEnglish ketone ← German Keton →
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Meanings

suffix
  1. chemistryUsed to form the names of acids derived from aldoses by the oxidation of the aldehyde group (e.g., gluconic acid).

Origin

  1. GermanKeton
  2. Englishketone
  3. English-onic

From -one + -ic.

Full word history & related roots →
Cite this entry
APA

-onic. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/-onic

MLA

“-onic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/-onic. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “-onic,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/-onic.

Source: -onic on Wiktionary, CC BY-SA 4.0.