prosternum

[ proh-stur-nuhm ]

noun

, plural pro·ster·na [proh-, stur, -n, uh], pro·ster·nums.

1. the ventral sclerite of the prothorax of an insect.

prosternum

/ prəʊˈstɜːnəm /

noun

1. the sternum of the prothorax of an insect

Other Words From

• pro·sternal adjective

Word History and Origins

Origin of prosternum¹

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

Example Sentences

Prosternum with stridulatory sulcus (notch for beak); with three segments, short, strong.

From Project Gutenberg

Prosternum: the fore-breast: the sclerite between the fore-legs.

From Project Gutenberg