Twins are two offspring produced by the same pregnancy. [1] . Twins can be either monozygotic ('identical'), meaning that they develop from one zygote, which splits and forms two embryos, …

Twin definition: either of two children or animals brought forth at a birth.. See examples of TWIN used in a sentence.

May 15, 2025 · Twin, either of two young who are simultaneously born from one mother. Twinning, common in many animals, is of two biological kinds: the one-egg (monozygotic), or …

TWIN definition: 1. either of two children born to the same mother on the same occasion: 2. one of two very similar…. Learn more.

May 24, 2025 · twin (third-person singular simple present twins, present participle twinning, simple past and past participle twinned) (transitive, obsolete outside Scotland) To separate, divide. …

one of two children born at the same time to the same mother. She's expecting twins. If you're carrying (= expecting) twins or triplets, that can put you at risk. I'm 5 months pregnant with …

being a twin or twins: twin sisters. being two persons or things closely related to each other. being one of a pair; identical: twin towers. made of two similar parts connected: a twin vase.

Twin. A twin is one of two offspring produced in the same pregnancy. Twins can either be monozygotic, meaning that they develop from one zygote that splits and forms two embryos, …

Being two or one of two offspring born at the same birth: twin sisters. 2. Being two or one of two identical or similar people, animals, or things: twin cities; a twin bed. 3. Botany Of or relating to …

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