单词 | iris |
释义 | iris /uy"ris/, n. , pl. irises, irides /ir"i deez', uy"ri-/, v. n. 1. Anat. the contractile, circular diaphragm forming the colored portion of the eye and containing a circular opening, the pupil, in its center. See diag. under eye. 2. Bot. any plant of the genus Iris, having showy flowers and sword-shaped leaves. Cf. iris family. 3. a flower of this plant. 4. (cap.) Class. Myth. a messenger of the gods, regarded as the goddess of the rainbow. 5. a rainbow. 6. any appearance resembling a rainbow. 7. Motion Pictures , Television. an iris-in or iris-out. 8. Optics , Photog. See iris diaphragm. v.i. 9. Motion Pictures. to begin or end a take or scene with an iris-in or iris-out, achieved by manipulation of an iris diaphragm on the camera or by editing the film. [1350-1400; ME < L Iris, iris < Gk Îris, îris rainbow, goddess of the rainbow, halo, iris flower or root, iridescent crystal; in some senses < NL < Gk: diaphragm of eye] |
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