noun · 6 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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Australian:/pɹəˌlɪf.əˈɹæɪ.ʃən/
rhymes with -eɪʃən
CMU ARPABET:P R OW2 L IH0 F ER0 EY1 SH AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The process by which an organism produces others of its kind; breeding, propagation, procreation, reproduction.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
The act of increasing, rising, or proliferating; augmentation, amplification, enlargement, escalation, aggrandizement.
Definition source: English Wiktionary via Wiktextract
Usage: countable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
The act of increasing, rising, or proliferating; augmentation, amplification, enlargement, escalation, aggrandizement.
In particular, the spread (proliferating) of biochemical, nuclear and other weapons of mass destruction to countries not originally involved in developing them.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
The result of building up; buildup, accretion.
Definition source: English Wiktionary via Wiktextract
Usage: countable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
growth by the rapid multiplication of parts
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
a rapid increase in number (especially a rapid increase in the number of deadly weapons)
Definition source: Princeton WordNet 3.0
Examples
the proliferation of nuclear weapons
Meaning relationships
Synonyms: none provided
Antonyms: nonproliferation, non-proliferation
Broader terms: increase, increment, growth
History
Etymology
Etymology tree French proliférer Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ation Middle French -ation French -ation French proliférationbor. English proliferation Borrowed from French prolifération.
Across languages
Translations
67 source translations are retained for this English entry.
Bulgarian:
размножение
(razmnoženie)
— the process by which an organism produces others of its kind
Chinese Mandarin:
增殖
(zēngzhí)
— the process by which an organism produces others of its kind
Czech:
rozmnožování
— the process by which an organism produces others of its kind
Czech:
množení
— the process by which an organism produces others of its kind
Dutch:
proliferatie
— the process by which an organism produces others of its kind
Finnish:
lisääntyminen
— the process by which an organism produces others of its kind
French:
prolifération
— the process by which an organism produces others of its kind
German:
Sprossung
— the process by which an organism produces others of its kind
German:
Knospung
— the process by which an organism produces others of its kind
German:
Vermehrung
— the process by which an organism produces others of its kind
Greek:
πολλαπλασιασμός
(pollaplasiasmós)
— the process by which an organism produces others of its kind
Indonesian:
proliferasi
— the process by which an organism produces others of its kind
Italian:
proliferazione
— the process by which an organism produces others of its kind
Japanese:
増殖
(zōshoku)
— the process by which an organism produces others of its kind
Korean:
(세포의)증식
— the process by which an organism produces others of its kind
Korean:
(동식물의)번식
— the process by which an organism produces others of its kind
Malay:
pemproliferatan
— the process by which an organism produces others of its kind
Polish:
rozprzestrzenienie
— the process by which an organism produces others of its kind
Portuguese:
proliferação
— the process by which an organism produces others of its kind
Russian:
размноже́ние
(razmnožénije)
— the process by which an organism produces others of its kind
Russian:
распростране́ние
(rasprostranénije)
— the process by which an organism produces others of its kind
Russian:
разраста́ние
(razrastánije)
— the process by which an organism produces others of its kind
Serbo-Croatian:
proliferácija
— the process by which an organism produces others of its kind
Serbo-Croatian:
пролифера́ција
— the process by which an organism produces others of its kind
Slovene:
razmnoževanje
— the process by which an organism produces others of its kind
Spanish:
proliferación
— the process by which an organism produces others of its kind
Swedish:
förökning
— the process by which an organism produces others of its kind
Ukrainian:
розмноження
(rozmnožennja)
— the process by which an organism produces others of its kind
Central Kurdish:
پەرەزا
(pereza)
— the process by which an organism produces others of its kind
Bulgarian:
нарастване
(narastvane)
— the act of increasing or rising
Czech:
navyšování
— the act of increasing or rising
Czech:
rozšiřování
— the act of increasing or rising
Czech:
zvětšování
— the act of increasing or rising
Dutch:
toename
— the act of increasing or rising
Dutch:
vergroting
— the act of increasing or rising
Dutch:
versterking
— the act of increasing or rising
Dutch:
woekering
— the act of increasing or rising
Finnish:
lisääntyminen
— the act of increasing or rising
German:
Zunahme
— the act of increasing or rising
German:
Verstärkung
— the act of increasing or rising
German:
Vergrößerung
— the act of increasing or rising
German:
Wucherung
— the act of increasing or rising
Greek:
πολλαπλασιασμός
(pollaplasiasmós)
— the act of increasing or rising
Greek:
αύξηση
(áfxisi)
— the act of increasing or rising
Greek:
πλήθυνση
(plíthynsi)
— the act of increasing or rising
Italian:
proliferazione
— the act of increasing or rising
Russian:
увеличе́ние
(uveličénije)
— the act of increasing or rising
Russian:
рост
(rost)
— the act of increasing or rising
Russian:
пролифера́ция
(proliferácija)
— the act of increasing or rising
Slovene:
večanje
— the act of increasing or rising
Slovene:
dviganje
— the act of increasing or rising
Slovene:
dviganje
— the act of increasing or rising
Slovene:
širjenje
— the act of increasing or rising
Central Kurdish:
پەرەزا
(pereza)
— the act of increasing or rising
Czech:
nárůst
— the result of building up
Russian:
увеличе́ние
(uveličénije)
— the result of building up
Russian:
рост
(rost)
— the result of building up
Bulgarian:
разпространение
(razprostranenie)
— the spread of weapons of mass destruction
Chinese Mandarin:
擴散 /扩散
(kuòsàn)
— the spread of weapons of mass destruction
Dutch:
proliferatie
— the spread of weapons of mass destruction
German:
Verbreitung
— the spread of weapons of mass destruction
German:
Proliferation
— the spread of weapons of mass destruction
Indonesian:
proliferasi
— the spread of weapons of mass destruction
Malay:
percambahan
— the spread of weapons of mass destruction
Polish:
proliferacja
— the spread of weapons of mass destruction
Russian:
распростране́ние
(rasprostranénije)
— the spread of weapons of mass destruction
Ukrainian:
розповсюдження
(rozpovsjudžennja)
— the spread of weapons of mass destruction