different between reaction vs overreaction

English

Alternative forms

• reäction (rare)

Etymology

Old French reaction, from Latin re?cti?, from the verb reag?, from re- (“again”) + ag? (“to act”); more at re-, action; equivalent to react +? -ion.

Pronunciation

• IPA^(key): /?i?æk??n/
• Rhymes: -æk??n

Noun

reaction (plural reactions)

1. An action or statement in response to a stimulus or other event.

2. (chemistry) A transformation in which one or more substances is converted into another by combination or decomposition.

3. (politics) Reactionary politics; a period in which reactionary thought or politics is resurgent or dominant.
4. (Internet) An icon or emoji appended to a posted message by a user to express their feeling about it.

Synonyms

• reax (journalism jargon)
• rxn (abbreviation)

Derived terms

• Boudouard reaction
• Briggs-Rauscher reaction
• Finkelstein reaction
• overreaction

Related terms

• chain reaction
• mixed reactions
• react
• reactant
• reactionary
• reaction time
• reactor
• reactional

Translations

Anagrams

• actioner, actorine, anoretic, anticore, creation

Interlingua

Noun

reaction (plural reactiones)

1. reaction

Related terms

• reactor
• reager

English

Etymology

From over- +? reaction

Pronunciation

Noun

overreaction (countable and uncountable, plural overreactions)

1. A reaction that is excessive.

   She had every right to dump you, but cutting up all your clothes after she did so was an overreaction.

   This whole fear over swine flu was unfounded; it was clearly an overreaction.

Translations