iris

Từ điển Oxford Learners Wordfinder Dictionary

noun

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
• Hypernyms:
iridaceous plant
• Hyponyms:
bearded iris, beardless iris, bulbous iris, dwarf iris, Iris cristata,
stinking iris, gladdon, gladdon iris, stinking gladwyn, roast beef plant, Iris foetidissima,
Persian iris, Iris persica, yellow iris, yellow flag, yellow water flag, Iris pseudacorus,
vernal iris, Iris verna, blue flag, Iris versicolor, southern blue flag, Iris virginica,
English iris, Iris xiphioides
• Member Holonyms:
genus Iris
2. muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye;
it forms the colored portion of the eye
• Hypernyms:
membrane, tissue layer
• Part Holonyms:
eye, oculus, optic
• Part Meronyms:
pupil
3. diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening
• Syn:
iris diaphragm
• Hypernyms:
diaphragm, stop

• Từ đồng nghĩa / Synonyms:
  iris diaphragm, flag, fleur-de-lis, sword lily