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twin
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Learn the meaning, synonyms, examples, and history of the word twin, which can be a noun, adjective, or verb. Find out the difference between fraternal and identical twins, and explore related phrases and entries.
The human twin birth rate in the United States rose 76% from 1980 through 2009, from 9.4 to 16.7 twin sets (18.8 to 33.3 twins) per 1,000 births. [5] The Yoruba people have the highest rate of twinning in the world, at 45-50 twin sets (90-100 twins) per 1,000 live births, [6] [7] [8] possibly because of high consumption of a specific type of yam containing a natural phytoestrogen which may ...
Twin definition: . See examples of TWIN used in a sentence.
TWIN meaning: 1. either of two children born to the same mother on the same occasion: 2. one of two very similar…. Learn more.
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 identical, type and the two-egg (dizygotic), or fraternal, type.The latter type is more usual and can be thought of simply as a litter of two. In humans, psychological studies of sets of identical twins, since they are genetically ...
TWIN meaning: 1 : either one of two babies that are born at the same time to the same mother; 2 : either one of two similar things that form a pair
More types of twins exist than previously thought. Beyond identical and fraternal, there's a rare third type. Twin pregnancies have unique risks and outlooks.
TWIN definition: 1. either of two children born to the same mother on the same occasion: 2. one of two very similar…. Learn more.
When mammals have two babies at once, each of them is a twin. If you have a twin brother or sister, the two of you are always the same age.
8 meanings: 1. a. either of two persons or animals conceived at the same time b. (as modifier) → See also identical (sense 3),.... Click for more definitions.