Fraternal twin
A twin who have shared a common uterine environment with its sibling. Fraternal twins are due to the fertilization of two different ova by different sperm. Fraternal twins are also called dizygotic twins.

Medical dictionary. 2011.

Look at other dictionaries:

  • fraternal twin — noun either of two twins who developed from two separate fertilized eggs • Syn: ↑dizygotic twin • Hypernyms: ↑twin * * * one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately… …   Useful english dictionary

  • fraternal twin — UK / US noun [countable] Word forms fraternal twin : singular fraternal twin plural fraternal twins biology one of a pair of babies from different eggs that a woman gives birth to at the same time. Two babies born from a single egg look exactly… …   English dictionary

  • fraternal twin — fra,ternal twin noun count an ordinary TWIN born at the same time as another baby from two different eggs. Two babies born from a single egg look a lot like each other and are called identical twins …   Usage of the words and phrases in modern English

  • fraternal twin — frater′nal twin′ n. one of a pair of twins, not necessarily resembling each other or of the same sex, that develop from two separately fertilized ova Compare identical twin • Etymology: 1900–05 …   From formal English to slang

  • fraternal twin — /frətɜnəl ˈtwɪn/ (say fruhternuhl twin) noun one of twins produced from two different eggs, each fertilised by a different sperm. Also, dizygotic twin …   Australian English dictionary

  • fraternal twin — one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately fertilized ova. Cf. identical twin. [1900 05] * * * …   Universalium

  • twin — [adj] duplicate, similar accompanying, bifold, binary, copied, corresponding, coupled, double, dual, duplicating, geminate, identical, joint, like, matched, matching, paired, parallel, same, second, selfsame, twofold, very same; concepts… …   New thesaurus

  • fraternal — (adj.) early 15c., from M.Fr. fraternel and directly from M.L. fraternalis, from L. fraternus “brotherly” (see FRATERNITY (Cf. fraternity)). The noun meaning fraternal twin is recorded by 1911 …   Etymology dictionary

  • twin — I (New American Roget s College Thesaurus) adj. double, twofold; fraternal, identical; like. See similarity, numeration. II (Roget s IV) modif. Syn. identical, fellow, twofold, second, accompanying, joint, coupled, matched, copied, duplicating;… …   English dictionary for students

  • fraternal — adjective a) Of brothers (fraternal twins) b) Related through a brother (fraternal nephew) Syn: brotherly Ant: sororal, paternal, maternal …   Wiktionary

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