-ion

See also: Appendix:Variations of "ion"

English

Etymology

From Middle English -ioun, from Old French -ion, from Latin -iō (genitive -iōnis), appended to a perfect passive participle to form a noun of action.

Pronunciation

Itself pronounced IPA^(key): /ən/, and changes the preceding consonant to /ʃ/ usually or /t͡ʃ/ or /ʒ/ in some cases.

Suffix

-ion

1. (non-productive) An action or process, or the result of an action or process.

   transfixion

   reaction

2. (non-productive) A state or condition.

   indirection

   bisection

Derived terms

English terms suffixed with -ion

Related terms

• -ation
• -sis (Greek)
• -tion

Further reading

• “-ion”, in OneLook Dictionary Search.

Anagrams

• -ino, NIO, NOI, ONI, oni

French

Pronunciation

• IPA^(key): /jɔ̃/

Suffix

-ion f

1. -ion

Related terms

• -tion

German

Pronunciation

• Audio

  (file)

Suffix

-ion f (genitive -ion, plural -ionen)

1. -ion

Related terms

• -tion

Middle English

Etymology 1

Suffix

-ion

1. Alternative form of -ien (“-ian”)

Etymology 2

Suffix

-ion

1. Alternative form of -ioun

Volapük

Suffix

-ion

1. This term needs a translation to English. Please help out and add a translation, then remove the text {{rfdef}}.

Welsh

Pronunciation

• IPA^(key): /jɔn/

Etymology 1

From Proto-Brythonic *-onos, *-onā. Cognate to Cornish -yon, Breton -ien.

Alternative forms

• -on

Suffix

-ion

1. Pluralisation suffix

   Synonyms: -aid, -aint, -au, -ed, -edd, -en, -i, -iadau, -iaid, -iau, -od, -oedd, -on, -ydd, -yr, -ys

   ‎seiciatrydd (“psychiatrist”) + ‎-ion → ‎seiciatryddion (“psychiatrists”)

   ‎cymydog (“neighbour”) + ‎-ion → ‎cymdogion (“neighbours”)

   ‎mab (“son”) + ‎-ion → ‎meibion (“sons”)

Etymology 2

Alternative forms

• -on

Suffix

-ion

1. Noun suffix

   ‎tir (“land”) + ‎-ion → ‎tirion (“territory, plain, grassland”)

Usage notes

• Occurs in place names such as Tirion Mawr and Tirion Bach in Ceredigion and Tirion Pelyn in Caernarfonshire.

Derived terms

Welsh terms suffixed with -ion