prefix · 17 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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/ˌkən/
/ˈkʌn/
/ˌkɑːn/
/ˈkɒn/
1
prefix
Meaning 1
Unite: to unite into a collection indicated by the root word.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
concorporate
conglobulate
conglutination
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
prefix
Meaning 2
Together: the root is done together.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
conarticular
conjubilant
consubsistence
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
prefix
Meaning 3
Having commonality, having the same property indicated by the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
confocal
consimilar
conterminant
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
prefix
Meaning 4
Having commonality, having the same property indicated by the root.
Belonging to the same group indicated by the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
confamilial
contypic
conspecific
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
prefix
Meaning 5
Having commonality, having the same property indicated by the root.
Synchronous or simultaneous with the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
connascent
concreate
congeneration
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
prefix
Meaning 6
Having commonality, having the same property indicated by the root.
A fellow kind of the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
concitizen
condisciple
concelebrant
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
prefix
Meaning 7
To do the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
convivify
confix
constrict
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
prefix
Meaning 8
To do the root.
Intensifying the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
congenial
connatural
convicinity
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
prefix
Meaning 9
Indicating a common origin:
Found with. What is found with the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
consalazinic acid
conphaseolin
connegative
Meaning relationships
Synonyms: none provided
Antonyms: none provided
10
prefix
Meaning 10
Indicating a common origin:
From, coming from the root.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
consequence
convicine
connatal
Meaning relationships
Synonyms: none provided
Antonyms: none provided
11
prefix
Meaning 11
When one entity is put into another, or one entity affects the other.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
conplastic
contour
converb
Meaning relationships
Synonyms: none provided
Antonyms: none provided
12
prefix
Meaning 12
Mutuality, indicating a reciprocal relationship or influence
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
confraternization
confated
connascence
Meaning relationships
Synonyms: none provided
Antonyms: none provided
13
prefix
Meaning 13
To surround or adorn with
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
constrict
constellate
Meaning relationships
Synonyms: none provided
Antonyms: none provided
14
prefix
Meaning 14
Uniform, or made to be the same as.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Examples
concolorate
Meaning relationships
Synonyms: none provided
Antonyms: none provided
15
prefix
Meaning 15
attached to certain words to obtain new, informal, subcultural words in which con- conveys a notion of:
constructed, artificial
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
16
prefix
Meaning 16
attached to certain words to obtain new, informal, subcultural words in which con- conveys a notion of:
hypothetical, fictional
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
17
prefix
Meaning 17
attached to certain words to obtain new, informal, subcultural words in which con- conveys a notion of:
related to conlangs, conworlds, etc.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Etymology tree Old French con-bor. Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con-bor. Middle English con- English con- Inherited from Middle English con-, from Latin con-, from cum (“with”).
Etymology tree Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con- Proto-Indo-European *ster- Proto-Indo-European *sterh3- Proto-Indo-European *strew- Proto-Indo-European *-eti Proto-Indo-European *stréweti Proto-Italic *strowō Latin struō Latin cōnstruōder. Latin cōnstrūctusbor. English construct Proto-Germanic *-ōd- Old English -ode Middle English -ede English -ed English constructed Proto-Indo-European *dn̥ǵhwéh2s Proto-Italic *dn̥ɣwā Latin dingua Latin lingua Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Italic *-ātos Latin -ātus Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icus Latin -āticus Latin -āticum Vulgar Latin *linguāticum Old French languagebor. Middle English langage English language English conlangbf. English con- Back-formation from conlang, short for constructed language.
Across languages
Translations
16 source translations are retained for this English entry.
Chinese:
並 /并-
(bìng)
— add a notion similar to those conveyed by with, together, or joint
Chinese:
協 /协-
(xié)
— add a notion similar to those conveyed by with, together, or joint
Chinese:
共-
(gòng)
— add a notion similar to those conveyed by with, together, or joint
Chinese:
同-
(tóng)
— add a notion similar to those conveyed by with, together, or joint
Danish:
kon-
— add a notion similar to those conveyed by with, together, or joint
Danish:
sam-
— add a notion similar to those conveyed by with, together, or joint
French:
con-
— add a notion similar to those conveyed by with, together, or joint
German:
kon-
— add a notion similar to those conveyed by with, together, or joint
German:
mit-
— add a notion similar to those conveyed by with, together, or joint
Middle English:
con-
— add a notion similar to those conveyed by with, together, or joint
Norwegian Bokmål:
kon-
— add a notion similar to those conveyed by with, together, or joint
Norwegian Bokmål:
sam-
— add a notion similar to those conveyed by with, together, or joint
Norwegian Nynorsk:
kon-
— add a notion similar to those conveyed by with, together, or joint
Old Norse:
sam-
— add a notion similar to those conveyed by with, together, or joint
Swedish:
kon-
— add a notion similar to those conveyed by with, together, or joint
Swedish:
sam-
— add a notion similar to those conveyed by with, together, or joint