noun · 8 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/diːˌkɒmpəˈzɪʃən/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:D IY2 K AH0 M P OW0 Z IH1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:D IY2 K AH0 M P AH0 Z IH1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A biological process through which organic material is reduced to e.g. compost.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The act of taking something apart, e.g. for analysis.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
The splitting (of e.g. a matrix, an atom, or a compound) into constituent parts.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
the analysis of a vector field
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: vector decomposition
Antonyms: none provided
Broader terms: vector algebra
5
noun
Meaning 5
the organic phenomenon of rotting
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: decay
Antonyms: none provided
Broader terms: organic phenomenon
6
noun
Meaning 6
(biology) the process of decay caused by bacterial or fungal action
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: rot, rotting, putrefaction
Antonyms: none provided
Broader terms: decay
7
noun
Meaning 7
(chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: decomposition reaction, chemical decomposition reaction
Antonyms: none provided
Broader terms: chemical reaction, reaction
Narrower terms: electrolysis
8
noun
Meaning 8
in a decomposed state
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: disintegration
Antonyms: none provided
Broader terms: decay
Narrower terms: fragmentation
History
Etymology
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- English composition English decomposition From de- + composition.
Across languages
Translations
74 source translations are retained for this English entry.
Bulgarian:
гниене
(gniene)
— biological process
Bulgarian:
разлагане
(razlagane)
— biological process
Catalan:
descomposició
— biological process
Chinese Cantonese:
分解作用
(fan1 gaai2 zok3 jung6)
— biological process
Chinese Mandarin:
分解作用
(fēnjiě zuòyòng)
— biological process
Danish:
nedbrydning
— biological process
Danish:
forrådnelse
— biological process
Danish:
opløsning
— biological process
Finnish:
hajoaminen
— biological process
French:
décomposition
— biological process
Galician:
descomposición
— biological process
Georgian:
ხრწნა
(xrc̣na)
— biological process
Georgian:
გახრწნა
(gaxrc̣na)
— biological process
Georgian:
ლპობა
(lṗoba)
— biological process
German:
Zersetzung
— biological process
German:
Abbau
— biological process
German:
Verwesung
— biological process
Greek:
αποσύνθεση
(aposýnthesi)
— biological process
Haitian Creole:
dekonpozisyon
— biological process
Hindi:
अपघटन
(apaghṭan)
— biological process
Indonesian:
dekomposisi
— biological process
Indonesian:
penguraian
— biological process
Italian:
decomposizione
— biological process
Japanese:
分解
(bunkai)
— biological process
Malay:
pereputan
— biological process
Norwegian Bokmål:
nedbrytning
— biological process
Norwegian Bokmål:
nedbryting
— biological process
Norwegian Nynorsk:
nedbryting
— biological process
Polish:
rozpad
— biological process
Polish:
rozkład
— biological process
Polish:
gnicie
— biological process
Portuguese:
decomposição
— biological process
Romanian:
descompunere
— biological process
Russian:
разложе́ние
(razložénije)
— biological process
Russian:
гние́ние
(gnijénije)
— biological process
Russian:
распа́д
(raspád)
— biological process
Serbo-Croatian:
raspad
— biological process
Spanish:
descomposición
— biological process
Swedish:
nedbrytning
— biological process
Tagalog:
agnas
— biological process
Turkish:
ayrışma
— biological process
Turkish:
çürüme
— biological process
Bulgarian:
разглобяване
(razglobjavane)
— act of taking something apart
Danish:
opløsning
— act of taking something apart
Finnish:
hajottaminen
— act of taking something apart
Finnish:
erittely
— act of taking something apart
French:
démontage
— act of taking something apart
German:
Zerlegung
— act of taking something apart
Greek:
διάλυση
(diálysi)
— act of taking something apart
Indonesian:
dekomposisi
— act of taking something apart
Japanese:
分解
(bunkai)
— act of taking something apart
Malay:
leraian
— act of taking something apart
Māori:
wāwāhinga
— act of taking something apart
Portuguese:
decomposição
— act of taking something apart
Romanian:
demontare
— act of taking something apart
Romanian:
descompunere
— act of taking something apart
Russian:
разложе́ние
(razložénije)
— act of taking something apart
Russian:
расчлене́ние
(rasčlenénije)
— act of taking something apart
Russian:
разбие́ние
(razbijénije)
— act of taking something apart
Bulgarian:
разлагане
(razlagane)
— splitting into constituent parts
Danish:
opløsning
— splitting into constituent parts
Dutch:
decompositie
— splitting into constituent parts
Finnish:
hajotelma
— splitting into constituent parts
French:
décomposition
— splitting into constituent parts
German:
Zerlegung
— splitting into constituent parts
Greek:
διάσπαση
(diáspasi)
— splitting into constituent parts
Haitian Creole:
dekonpozisyon
— splitting into constituent parts
Japanese:
分解
(bunkai)
— splitting into constituent parts
Portuguese:
decomposição
— splitting into constituent parts
Romanian:
descompunere
— splitting into constituent parts
Romanian:
dezasamblare
— splitting into constituent parts
Russian:
разложе́ние
(razložénije)
— splitting into constituent parts
Russian:
декомпози́ция
(dekompozícija)
— splitting into constituent parts
Spanish:
descomposición
— splitting into constituent parts