react

See also: React and reäct

English

Alternative forms

reäct (rare)

Etymology

From re- +‎ act.

Pronunciation

IPA^(key): /ɹiːˈækt/
Audio (Southern England) (file)
Rhymes: -ækt

Verb

react (third-person singular simple present reacts, present participle reacting, simple past and past participle reacted)

(intransitive) To act in response.
How did she react to the news?
(transitive, now rare) To act or perform a second time; to do over again; to reenact. [from 17th c.]
- 1791, Thomas Paine, Rights of Man:
  It is somewhat extraordinary, that the offence for which James II, was expelled, that of setting up power by assumption, should be re-acted, under another shape and form, by the parliament that expelled him.
(physics, intransitive) To return an impulse or impression; to resist the action of another body by an opposite force
Every body reacts on the body that impels it from its natural state.
(chemistry, intransitive) To act upon each other; to exercise a reciprocal or a reverse effect, as two or more chemical agents; to act in opposition.
(chemistry, transitive) To cause chemical agents to react; to cause one chemical agent to react with another.
(Internet, intransitive) To post a reaction (icon or emoji indicating how one feels about a posted message).

Derived terms

reactive
reactor

Related terms

interreact, interreaction

Translations

to act in response

Finnish: reagoida (fi)
Polish: zareagować (pl) pf, reagować (pl) impf
Portuguese: reagir (pt)
Romanian: reactiona
Spanish: reaccionar (es)

to act or perform a second time

Bulgarian: изпълнявам отново (izpǎlnjavam otnovo)
Finnish: tehdä uudelleen
French: agir de nouveau, encore agir

to return an impulse or impression

Bulgarian: реагирам (bg) (reagiram)
Catalan: reaccionar (ca)
Dutch: reageren (nl)
Finnish: reagoida (fi), vaikuttaa vastaan
French: réagir (fr)
German: reagieren (de)
Greek: αντιδρώ (el) (antidró)
Occitan: reagir (oc)
Polish: reagować (pl) impf, zareagować (pl) pf
Portuguese: reagir (pt)
Spanish: reaccionar (es)
Swedish: reagera (sv)
Turkish: reaksiyon göstermek
Ukrainian: реагува́ти impf (reahuváty), відреагува́ти pf (vidreahuváty), зреагува́ти pf (zreahuváty)

to act upon each other (in chemistry)

Bulgarian: ^{(please verify)} взаимодействам (bg) (vzaimodejstvam)
Catalan: ^{(please verify)} reaccionar (ca)
Chinese:
Mandarin: ^{(please verify)} 反應／反应 (zh) (fǎnyìng)
Dutch: ^{(please verify)} reageren (nl)
Finnish: reagoida (fi)
French: réagir (fr)
German: ^{(please verify)} reagieren (de)
Greek: ^{(please verify)} αντιδρώ (el) (antidró)
Irish: imoibrigh
Japanese: ^{(please verify)} 反応する (ja) (はんのうする, hannō suru)
Maori: ^{(please verify)} tauhohe
Occitan: ^{(please verify)} reagir (oc)
Polish: reagować (pl) impf, zareagować (pl) pf
Portuguese: ^{(please verify)} reagir (pt)
Russian: ^{(please verify)} реаги́ровать (ru) impf (reagírovatʹ), ^{(please verify)} отреаги́ровать (ru) pf (otreagírovatʹ), ^{(please verify)} среаги́ровать (ru) pf (sreagírovatʹ)
Sorbian:
Lower Sorbian: ^{(please verify)} reagowaś impf, ^{(please verify)} reagěrowaś impf
Spanish: ^{(please verify)} reaccionar (es)
Swedish: ^{(please verify)} reagera (sv)
Turkish: ^{(please verify)} reaksiyon vermek
Ukrainian: ^{(please verify)} реагува́ти impf (reahuváty)
Welsh: ^{(please verify)} adweithio (cy)

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

Swedish: ^{(please verify)} reagera (sv)

Noun

react (plural reacts)

(Internet) An emoji used to express a reaction to a post on social media.
Sad reacts only

Anagrams

Carte, Cater, Trace, acter, caret, carte, cater, crate, creat, recta, trace