Episternum Ep`i*ster"num, n.; pl. {Episterna}. [NL. See {Epi-}, and {Sternum}.] 1. (Anat.) (a) A median bone connected with the sternum, in many vertebrates; the interclavicle. (b) Same as {Epiplastron}. [1913 Webster]

2. (Zo["o]l.) One of the lateral pieces next to the sternum in the thorax of insects. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Epistérnum — Epistérnum, s. Brustbein …   Meyers Großes Konversations-Lexikon

  • episternum — [ep΄i stʉr′nəm] n. pl. episterna [ep΄i stʉr′nə] [ModL: see EPI & STERNUM] 1. the most anterior part of the sternum in amphibians and mammals 2. in some lizards, a dermal bone lying ventral to the sternum …   English World dictionary

  • Episternum — Das Episternum ist die vordere Chitinskelettplatte des Pleuralbereichs am Brustabschnitt (Thorax) der Insekten. Gemeinsam mit dem Epimeron, von dem es durch die Pleuralfalte getrennt ist, bildet es den Hauptteil des Pleurits, seitlich liegt das… …   Deutsch Wikipedia

  • Episternum — (надгрудинник) костное непарное образование, лежащее впереди грудины (sternum) y рептилий, а именно у крокодилов и ящериц (у хамелеонов и Auguis отсутствует). У черепах Е. представлен, вероятно, непарной пластинкой (Endoplastron) брюшного щита… …   Энциклопедический словарь Ф.А. Брокгауза и И.А. Ефрона

  • Episternum — …   Википедия

  • episternum — n.; pl. episterna [Gr. epi, upon; sternon, chest] 1. (ARTHROPODA: Crustacea) In Decapoda, the posterolateral projection of various sterna. 2. (ARTHROPODA: Insecta) The area of a thoracic pleuron anterior to the pleural suture; episternal adj …   Dictionary of invertebrate zoology

  • episternum — /ep euh sterr neuhm/, n., pl. episterna / neuh/. 1. Anat. manubrium. 2. Entomol. the anterior portion of a pleuron. [1850 55; EPI + STERNUM] * * * …   Universalium

  • episternum — noun The upper segment of the sternum Syn: manubrium, presternum …   Wiktionary

  • episternum — SYN: manubrium of sternum. [epi + L. sternum, chest] * * * epi·ster·num (ep″ĭ sturґnəm) [epi + sternum] a bone present in reptiles and monotremes that may be represented as part of the manubrium, or first piece of the sternum …   Medical dictionary

  • episternum — Posterolateral projection of various sterna of decapods [Moore and McCormick, 1969]. (Order Decapoda): On ventral surface of cephalothorax, one in a series of posterolateral projections of successive sternites; serves as ventral support for… …   Crustacea glossary

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