twin
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.1twin
noun \ˈtwin\Definition of TWIN
1
a : either of two offspring produced at a birth b plural capitalized : gemini
2
: one of two persons or things closely related to or resembling each other
3
: a compound crystal composed of two adjoining crystals or parts of crystals of the same kind that share a common plane of atoms
— twin·ship \-ˌship\ noun
See Examples of TWIN
- She's the mother of twins.
- The twins went swimming after lunch.
- My sister just had twins.
- Sarah and her brother are twins.
Origin of TWIN
Middle English, from twin twofold
First Known Use: 14th century
2twin
verbtwinnedtwin·ning
Definition of TWIN
transitive verb
1
: to bring together in close association : couple
intransitive verb
1
: to bring forth twins
2
: to grow as a twin crystal
First Known Use of TWIN
14th century
3twin
adjectiveDefinition of TWIN
1
: born with one other or as a pair at one birth <my twin brother> <twin girls>
2
Examples of TWIN
- the twin goals of reducing oil dependence and protecting the environment
Origin of TWIN
Middle English, twofold, double, from Old English twinn; akin to Old Norse tvinnr two by two, Old English twā two
First Known Use: 1593
Related to TWIN
- Synonyms
- binary, bipartite, double-barreled, double-edged, dual, duplex, double, twofold
- Antonyms
- single
Learn More About TWIN
Browse
Seen & Heard 
What made you want to look up twin? Please tell us where you read or heard it (including the quote, if possible).
