the immature stage of an insect after larva and before adult

कृमिलाशय

English Usage: The caterpillar transformed into a pupa before becoming a butterfly.

Hindi Usage: कैटरपिलर तितली बनने से पहले कृमिलाशय में बदल गया।

a type of protective covering or sheath found in some biological contexts

सुरक्षात्मक आवरण

English Usage: The pupa custodiata provided essential protection during metamorphosis.

Hindi Usage: कृमिलाशय आवरण ने मेटामॉर्फोसिस के दौरान आवश्यक सुरक्षा प्रदान की।