Webster's Revised Unabridged Dictionary · 1913

Integrant

Integrant , adjective

[Latin integrans, -antis, present participle of integrare to make whole, renew: compare French intégrant. See Integrate.]

Making part of a whole; necessary to constitute an entire thing; integral. — Boyle
All these are integrant parts of the republic. — Burke
Collocations (1)
Integrant parts or Integrant particles , of bodies, those smaller particles into which a body may be reduced without loss of its original constitution, as by mechanical division.