单词 | punctigerous |
释义 | punctigerous/ˌpʌŋ(k)ˈtɪdʒ(ə)rəs/Zoology rare adjective Bearing or including a small round structure or marking resembling a point. In quot. 1883: specifically designating a simple type of eye present in some invertebrates, lacking a lens and consisting of one or more minute pits (pigment cups) lined with light-sensitive cells. OriginLate 19th century; earliest use found in Ray Lankester (1847–1929), zoologist. From classical Latin punctum + -gerous. |
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