agent nounとは 意味・読み方・使い方

語源

First attested in 1782, but in common usage only as of 1875–1880.

発音

• enPR: ā′jənt noun′
• (Received Pronunciation, General Australian, New Zealand) IPA: /ˌeɪ̯.d͡ʒənt ˈnaʊ̯n/
• (General Australian) IPA: /ˌæɪ̯.d͡ʒənt ˈnæɔ̯n/
• (New Zealand) IPA: /ˌæɪ̯.d͡ʒənt ˈnæʊ̯n/
• (Scotland) IPA: /ˌe.d͡ʒənt ˈnʌʊ̯n/, /ˌe.d͡ʒʌnt ˈnʌʊ̯n/
• (India) IPA: /ˌeː.d͡ʒenʈ ˈnəwn/, /ˌeː.d͡ʒenʈ ˈnɑwn/

• ハイフネーション: a‧gent noun

名詞

agent noun (plural agent nouns)

1. (grammar) A noun that denotes an agent (human or nonhuman) that performs the action denoted by the verb from which the noun is derived.

   Synonym: nomen agentis

   The agent noun “cutter” means a person who cuts, or a thing that is made to or is able to cut something.

参考

• Category:English agent nouns
• action noun

Further reading

• “agent noun”, in Infoplease‎, Sandbox Networks Inc., 24 January 2017, archived from the original on 15 May 2026
• “agent noun”, in Oxford Learner's Dictionaries
• “agent noun, n.”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “agent noun, n.”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present, retrieved 15 May 2026.