episternum

[ep-uh-stur-nuh m]

noun, plural ep·i·ster·na

[ep-uh-stur-nuh] /ˌɛp əˈstɜr nə/.

Anatomy. manubrium.
Entomology. the anterior portion of a pleuron.

Origin of episternum

First recorded in 1850–55; epi- + sternum

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for episternum

Historical Examples of episternum

This plate is called the episternum, and its stalk the omosternum.
The Vertebrate Skeleton
Sidney H. Reynolds
In IIIa, the episternum (a) and epimeron (b) are slightly separated.
Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4
Various
In Man and in the Mole the paired nature of the episternum is clearly apparent.
The Cambridge Natural History, Vol X., Mammalia
Frank Evers Beddard
Episternum, ep-i-ster′num, n. the interclavicle: the epiplastron: the presternum of mammals.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)
Various
Episternum: the anterior and larger lateral thoracic sclerite between the sternum and notum.
Explanation of Terms Used in Entomology
John. B. Smith

British Dictionary definitions for episternum

episternum

noun plural -na (-nə)

the manubrium of the sternum in mammals
another name for interclavicle

Derived Formsepisternal, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

episternum in Medicine

episternum

[ĕp′ĭ-stûr′nəm]

The broad upper segment of the sternum occasionally fused with the body of the sternum and forming the sternal angle.manubrium presternum