Dictionary.com

prosternum

[ proh-stur-nuhm ]
/ proʊˈstɜr nəm /
Save This Word!

noun, plural pro·ster·na [proh-stur-nuh], /proʊˈstɜr nə/, pro·ster·nums.
the ventral sclerite of the prothorax of an insect.
QUIZ
SPRINT TO THE FINISH WITH THIS OLYMPICS QUIZ!
Compete in our Olympics quiz to see if you can take home the gold medal in Olympics knowledge.
Question 1 of 10
Where was the Olympics first held?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of prosternum

From New Latin, dating back to 1820–30; see origin at pro-1, sternum

OTHER WORDS FROM prosternum

pro·ster·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use prosternum in a sentence

British Dictionary definitions for prosternum

prosternum
/ (prəʊˈstɜːnəm) /

noun plural -na (-nə) or -nums
the sternum of the prothorax of an insect
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
FEEDBACK