chelicera
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. chele, claw, + keras, horn]

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che·lic·era ki-'lis-ə-rə n, pl -er·ae -.rē one of the anterior pair of appendages of an arachnid often specialized as fangs
che·lic·er·al -ə-rəl adj

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che·lic·era (ke-lisґər-ə) pl. chelicґerae [Gr. chēlē claw + keras horn] a pair of pincer-like head appendages of spiders, scorpions, and other arachnids. In certain arthropods, such as spiders, mites, and scorpions, anterior chelicerae serve as feeding appendages.

Medical dictionary. 2011.

Look at other dictionaries:

  • Chelicera — Che*lic e*ra (k[ e]*l[i^]s [ e]*r[.a]), n.; pl. {Chelicer[ae]} ( r[=e]). [NL., fr. Gr. chhlh claw + ke ras horn.] (Zo[ o]l.) One of the anterior pair of mouth organs, terminated by a pincherlike claw, in scorpions and allied Arachnida. They are… …   The Collaborative International Dictionary of English

  • chelicera — [kə lis′ər ə] n. pl. chelicerae [kə lis′ər ē΄] [ModL < Gr chēlē, claw (see CHELA) + keras, HORN] either of the first pair of appendages of spiders and other arachnids, used for grasping and crushing chelicerate [kə lis′ər āt΄, kə lis′ər it]… …   English World dictionary

  • chelicera — noun (plural chelicerae) Etymology: New Latin, from French chélicère, from Greek chēlē + keras horn more at horn Date: 1835 one of the anterior pair of appendages of an arachnid often specialized as fangs • cheliceral adjective …   New Collegiate Dictionary

  • chelicera — n.; pl. erae [Gr. chele, claw; keras, horn] (ARTHROPODA: Chelicerata) Anterior most pair of appendages, functioning in grasping, holding, tearing, crushing or piercing; pincherlike in scorpions, but modified as poison fangs in spiders and as… …   Dictionary of invertebrate zoology

  • chelicera — cheliceral, adj. chelicerate /keuh lis euh rayt , euhr it/, adj. /keuh lis euhr euh/, n., pl. chelicerae / euh ree /. one member of the first pair of usually pincerlike appendages of spiders and other arachnids. Cf. pedipalp. [1825 35; < NL,… …   Universalium

  • chelicera — noun /kəˈlɪsəɹə/ One of the prehensile claws found on the proboscises of spiders and scorpions …   Wiktionary

  • chelicera — n. pair of fang like or claw like appendages (in spiders and other arachnids) …   English contemporary dictionary

  • chelicera — [kə lɪs(ə)rə] noun (plural chelicerae ri:) Zoology either of a pair of appendages in front of the mouth in arachnids and some other arthropods, usually modified as pincer like claws. Derivatives cheliceral adjective Origin C19: mod. L., from Gk… …   English new terms dictionary

  • chelicera — che·lic·era …   English syllables

  • chelicera — che•lic•er•a [[t]kəˈlɪs ər ə[/t]] n. pl. er•ae [[t] əˌri[/t]] ivt one member of the first pair of usu. pincerlike appendages of spiders and other arachnids • Etymology: 1825–35; < NL, =cheli cheli + Gk kér(as) horn + L a fem. n. ending… …   From formal English to slang

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