Noun
The act of involving or infolding.
The state of being entangled or involved; complication; entanglement.
That in which anything is involved, folded, or wrapped; envelope.
The insertion of one or more clauses between the subject and the verb, in a way that involves or complicates the construction.
The act or process of raising a quantity to any power assigned; the multiplication of a quantity into itself a given number of times; -- the reverse of evolution.
The relation which exists between three or more sets of points, a.a', b.b', c.c', so related to a point O on the line, that the product Oa.Oa' = Ob.Ob' = Oc.Oc' is constant. Sets of lines or surfaces possessing corresponding properties may be in involution.
The return of an enlarged part or organ to its normal size, as of the uterus after pregnancy.
Source: Webster's dictionaryThat which had grown from the earth, to the earth, But that which has sprung from heavenly seed, Back to the heavenly realms returns. This is either a dissolution of the mutual involution of the atoms, or a similar dispersion of the unsentient elements. Marcus Aurelius
Involution always precedes evolution. James Arthur Ray
Man's body had a different shape in the past from that of the present, and from that which it will have in the future. During involution it was approximately spherical, as it still is during ante-natal life, because the intra-uterine development is a recapitulation of past stages of evolution. Max Heindel
The true nature of soul is right knowledge, right faith and right conduct. The soul, so long as it is subject to transmigration, is undergoing evolution and involution. Virchand Gandhi
the teacher tried to increase his students' engagement in class activities Source: Internet
A correlation of order two (an involution ) is called a polarity. Source: Internet