Definition of evolvent in US English:

evolvent

adjective

  • 1That evolves or causes to evolve. Now rare.

  • 2Hinduism. In Sankhya philosophy: (of a principle of nature or being) that gives rise to other principles of nature or being; that is the cause of the existence of other phenomena. rare.

noun

  • 1Geometry. The involute of a curve. Now rare.

  • 2Hinduism. In Sankhya philosophy: a principle of nature or being that gives rise to other principles of nature or being; a cause of the existence of other phenomena. Sometimes: specifically such a principle which itself derives from another, and is not a root cause of being. rare.

Origin

Early 18th century. From classical Latin ēvolvent-, ēvolvēns, present participle of ēvolvere. In evolvent line after post-classical Latin recta evolvens; compare French développante, feminine noun.

Pronunciation

evolvent

/ɪˈvɒlv(ə)nt/