Definition of plowshare in English:

plowshare

Syllabification: plow·share
Pronunciation: /ˈplouˌSHe(ə)r
 
/
(British ploughshare)

noun

  • The main cutting blade of a plow, behind the coulter.
    More example sentences
    • Heavier plows with wheels, horizontal plowshares, and a moldboard were invented, which cut down on manual labor.
    • Each day I must yoke the oxen and fasten the ploughshare to the plough.
    • The Shearer brothers produced cast-iron ploughshares and from 1888 onwards wrought steel ploughshares.

Origin

late Middle English: from plowgh, an earlier spelling of plow + Old English scær, scear 'plowshare' (related to shear).

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a slit made by cutting with a saw