Summer squash and Winter squash

Summer squash noun - Any of various usually bushy plants producing fruit that is eaten while immature and before the rind or seeds harden.

Winter squash and summer squash are semantically related. In some cases you can use "Winter squash" instead a noun phrase "Summer squash".

Winter squash noun - Any of various plants of the species Cucurbita maxima and Cucurbita moschata producing squashes that have hard rinds and mature in the fall.

Summer squash and winter squash are semantically related. You can use "Summer squash" instead a noun phrase "Winter squash".