Ploughshare (disambiguation)

A ploughshare or plowshare is a component of a plough or plow.

Ploughshare or Plowshare may also refer to: Ploughshares or Plowshares may also refer to:
 * Project Plowshare, United States project to use nuclear explosives for civilian purposes
 * Ploughshare Innovations Ltd, a technology transfer company owned by the UK Defence Science and Technology Laboratory (Dstl)
 * Ploughshare tortoise, Astrochelys yniphora, aka Angonoka Tortoise
 * Ploughshare Wattle, Acacia gunnii
 * Ploughshare vault, type of rib vault
 * Plowshare (software), application to download/upload files
 * Ploughshares, American literary journal
 * Ploughshares Fund, for prevention of weapons of mass destruction
 * Plowshares Movement, anti–nuclear-weapons group
 * Plowshares Project, Indiana peace studies project
 * Project Plowshare, a serialized novel by Philip K. Dick