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response

/rɪˈspɒns/

An answer or reply

From Latin re (back) + Latin spondere (to pledge) + Latin / Greek spondeo (metrical foot).

noun
re
Latin
AI-inferred
ablative of rēs, used in phrases meaning 'in the matter of'
Middle English
AI-inferred
re
legal and formal tag meaning 'with reference to'
spondere
Latin
AI-inferred
spondēre
'to pledge, promise'
spondeo
Latin
AI-inferred
spondeus / spondeîos (σπονδεῖος)
associated with the metrical term; an older related form in the tradition
Combined
respondere
Latin compound verb formed from re- + spondēre, literally 'promise back' or 'answer in return'
Latin
Verified
respōnsum
'an answer'; noun use of the neuter past participle of respondēre

from Old French respons (Modern French réponse ) and directly

+1 more source
Old French
Verified
respons / réponse
borrowed into French as a noun meaning 'reply, answer'

from Old French respons (Modern French réponse ) and directly

+1 more source
Middle English
Verified
respounse
English borrowing via Old French

from Middle English respounse, respons

Modern English
Verified
response
current standard form

from Old French respons (Modern French réponse ) and directly

+1 more source
Modern English
response

At its core, response is a little legal handshake in Latin: re- plus spondēre, basically “promise back.” Romans used spondēre for solemn pledges, the kind made with witnesses, not casual chatter, so when respondēre arrived, it felt like a pledge returned to sender. English picked it up through Old French respons in the Middle Ages, and by the time psychology got hold of it, the word was being paired with stimulus in the famous 1921 laboratory slogan “Stimulus-Response.” That pairing is a neat trick of history: a word once tied to vows and answers in court and church ends up describing nerves, reflexes, and lab rats. Tomorrow, when you say “response,” remember you’re hearing an old Roman promise bounced right back at you.

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