| 释义 |
pro·bos·cis
\prōˈbäsə̇s, -äsk-\ noun
(plural proboscis·es \-äsə̇sə̇z, -äsk-\ ; also probosci·des \-äsəˌdēz\)
Etymology: Latin, from Greek proboskis, from pro- pro- (I) + boskein to feed — more at botanical
1.
a. : the flexible conspicuously long snout of some mammals (as tapirs, shrews); especially : the trunk of an elephant
b. : a tubular organ of varying form and use that extends or that is capable of being extended usually from or near the oral region of many insects and some other invertebrates: as
(1) : a sucking organ of insects (as butterflies, houseflies, mosquitoes) that is often also adapted for piercing
(2) : the anterior muscular protrusible part of the alimentary canal of many annelids
(3) : a prob. tactile and defensive organ of nemertean worms that can be everted through an opening above the mouth
c. : one of the complex protrusible holdfasts on the scolex of certain tapeworms — compare trypanorhyncha
2. : the human nose especially when very long or otherwise prominent |