Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ploughshare
1 sense of ploughshare
Sense 1
plowshare, ploughshare, share -- (a sharp steel wedge that cuts loose the top layer of soil)
=> wedge -- (something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them)