detonation

See also: Detonation and détonation

English

Etymology

From French détonation; equivalent to detonate +‎ -ion.

Pronunciation

• IPA^(key): /dɛtəˈneɪʃən/

• Audio (Southern England):

  (file)

• Rhymes: -eɪʃən

Noun

detonation (countable and uncountable, plural detonations)

1. (chemistry) An explosion or sudden report made by the near-instantaneous decomposition or combustion of unstable substances. Specifically, combustion that spreads supersonically via shock compression.

   the detonation of gun cotton

   1. (by extension) Any sudden explosion made by an exothermic process (whether chemical or not) that produces a supersonic shock wave.

      a nuclear detonation

2. (mechanical engineering) Engine knocking, a type of improper combustion in gasoline piston engines.

Usage notes

The use of detonation to refer to engine knocking is mostly confined to aircraft engines.

Antonyms

• (with respect to speed of propagation): deflagration

Hypernyms

• combustion
• decomposition

Derived terms

• carbon detonation
• pulse detonation engine
• rotating detonation engine

Related terms

• detonate
• detonator

Translations

an explosion

• Arabic: تَفْجِير m (tafjīr)
• Bulgarian: взрив (bg) m (vzriv), експлозия (bg) f (eksplozija), избухване (bg) n (izbuhvane)
• Catalan: detonació f
• Chinese:

  Mandarin: 爆炸 (zh) (bàozhà)

• Danish: brag, eksplosion (da), knald
• Finnish: räjähdys (fi), paukku (fi), pamahdus (fi)
• French: détonation (fr) f
• German: Detonation (de) f
• (deprecated template usage) {{trans-mid}}
• Hungarian: detonáció (hu), robbanás (hu)
• Italian: detonazione (it) f
• Japanese: 爆轟 (ja) (ばくごう, bakugō)
• Polish: detonacja (pl) f
• Portuguese: detonação (pt) f
• Romanian: detonare f, explodare (ro) f, explozie (ro) f, detonație (ro)
• Russian: детона́ция (ru) f (detonácija), взрыв (ru) m (vzryv)
• Spanish: detonación (es) f
• Swedish: detonation (sv) c

mechanical engineering

• (deprecated template usage) {{trans-mid}}
• Polish: detonacja (pl) f

Anagrams

• denotation, taeniodont

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Danish

Noun

detonation c (singular definite detonationen, plural indefinite detonationer)

1. detonation

Declension

Declension of detonation

common gender	Singular		Plural
	indefinite	definite	indefinite	definite
nominative	detonation	detonationen	detonationer	detonationerne
genitive	detonations	detonationens	detonationers	detonationernes

Further reading

• “detonation” in Den Danske Ordbog