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Definition of rigescent in English:
rigescent
adjective
Tending to be or becoming rigid or stiff; nearly or rather rigid.
Origin
Mid 19th century; earliest use found in Proceedings of the American Academy of Arts and Sciences. From classical Latin rigēscent-, rigēscēns, present participle of rigēscere to become stiff or rigid from rigēre to be stiff + -ēscere.
