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单词 chelicera
释义

chelicera

enUK

che·lic·er·a

C0269000 (kĭ-lĭs′ər-ə)n. pl. che·lic·er·ae (-ə-rē′) Either of the first pair of fanglike appendages near the mouth of an arachnid or a horseshoe crab, often modified for grasping and piercing.
[New Latin : chela + Greek keras, horn; see ker- in Indo-European roots.]

chelicera

(kɪˈlɪsərə) n, pl -erae (-əˌriː) (Zoology) one of a pair of appendages on the head of spiders and other arachnids: often modified as food-catching claws[C19: from New Latin, from French chélicère, from chél- see chela1 + -cère from Greek keras horn] cheˈliceral adj

che•lic•er•a

(kəˈlɪs ər ə)

n., pl. -er•ae (-əˌri) one member of the first pair of usu. pincerlike appendages of spiders and other arachnids. [1825–35; < New Latin, =cheli- cheli- + Greek kér(as) horn + Latin -a feminine n. ending] che•lic′er•al, adj. che•lic′er•ate` (-əˌreɪt, -ər ɪt) adj.
Thesaurus
Noun1.chelicera - either of the first pair of fang-like appendages near the mouth of an arachnid; often modified for grasping and piercingappendage, extremity, member - an external body part that projects from the body; "it is important to keep the extremities warm"
Translations

Chelicera

enUK

chelicera

[kə′lis·ə·rə] (invertebrate zoology) Either appendage of the first pair in arachnids, usually modified for seizing, crushing, or piercing.

Chelicera

 

one of the first two extremities on the head of arthropods of the subphylum Chelicerata. Chelicerae, which serve to grind and crush food, are located in front of the mouth. In most animals they consist of three segments and are equipped with chelae. In spiders the chelicerae have a clawlike terminal segment, onto which the duct of the poison gland opens. In parasitic ticks and mites the chelicerae often resemble spiny piercing stylets; they frequently bear cutting lobes and hooks, with which the parasite attaches itself to the body of the host. The homologues of chelicerae in Crustacea, Myriapoda, and Insecta are the upper jaws, or mandibles.

chelicera

enUK

che·lic·er·a

, pl.

che·lic·er·ae

(ke-lis'ĭ-ră, -ĭ-rē), One of the two anterior appendages of arachnids; in ticks and parasitic mites, the chelicerae are piercing and cutting structures, and constitute important feeding organs. [G. chēlē, claw, + keras, horn]

chelicera

(kĭ-lĭs′ər-ə)n. pl. chelic·erae (-ə-rē′) Either of the first pair of fanglike appendages near the mouth of an arachnid or a horseshoe crab, often modified for grasping and piercing.

chelicera

one of a pair of grasping and piercing organs present in Arachnids and Horseshoe crabs.

chelicera

enUK
  • noun

Words related to chelicera

noun either of the first pair of fang-like appendages near the mouth of an arachnid

Related Words

  • appendage
  • extremity
  • member
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更新时间:2024/12/22 18:37:19