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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 iris /ˈaɪrəs/
 虹膜,鳶尾屬植物,彩虹之女神,虹,虹彩

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 iris /ˈaɪrəs/ 名詞
 隔膜,膜片,可變光闌,鳶尾屬(植物),虹彩,虹膜,(藍旗)鳶尾根

From: Webster's Revised Unabridged Dictionary (1913)

 I·ris n.; pl. E. Irises L. Irides
 1. Class. Myth. The goddess of the rainbow, and swift-footed messenger of the gods.
 2. The rainbow.
 3. An appearance resembling the rainbow; a prismatic play of colors.
 4. Anat. The contractile membrane perforated by the pupil, and forming the colored portion of the eye. See Eye.
 5. Bot. A genus of plants having showy flowers and bulbous or tuberous roots, of which the flower-de-luce (fleur-de-lis), orris, and other species of flag are examples. See Illust. of Flower-de-luce.
 6. Her. See Fleur-de-lis, 2.
 7. Zool. the inner circle of an oscillated color spot.
 

From: WordNet (r) 2.0

 iris
      n 1: plants with sword-shaped leaves and erect stalks bearing
           bright-colored flowers composed of three petals and
           three drooping sepals [syn: flag, fleur-de-lis, sword
           lily]
      2: muscular diaphragm that controls the size of the pupil; it
         forms the colored portion of the eye
      3: diaphragm consisting of thin overlapping plates that can be
         adjusted to change the diameter of a central opening [syn:
          iris diaphragm]
      [also: irides (pl)]