twinning

 

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Twinning

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twinning

1. present participle and gerund of twin

twinning (plural twinnings)

1. action of the verb to twin
2. giving birth to twins
3. the pairing of similar objects (such as towns)
4. (crystallography) the formation of twin crystals
5. (transport) the conversion of a road into a dual carriageway

• crystal twinning
• polysynthetic twinning
• town twinning

twinning (not comparable)

1. biparous

• gemination
• twining