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From Biology-Online Dictionary | Biology-Online Dictionary
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noun, plural: torsos or torsi

(anatomy) (1) The trunk of the animal body from where the head and the limbs extend.

(2) The animal body containing the abdomen, thorax and pelvis.

(genetics) (1) The maternal-effect gene that codes for transmembrane receptor in the early development of Drosophila embryo.

(2) The receptor produced from the torso gene.


Word origin: Italian, trunk of a statue, from Old Italian, stalk, stem, from Vulgar Latin *tursus, from Latin thyrsus, stalk.

See also: maternal-effect gene (genetics).