Webster's Revised Unabridged Dictionary · 1913

Involve

Involve , transitive verb

[Latin involvere, involutum, to roll about, wrap up; pref. in- in + volvere to roll: compare Old French involver. See Voluble, and compare Involute.]

1.
To roll or fold up; to wind round; to entwine.
Some of serpent kind... involved Their snaky folds. — Milton
2.
To envelop completely; to surround; to cover; to hide; to involve in darkness or obscurity.
And leave a singèd bottom all involved With stench and smoke. — Milton
3.
To complicate or make intricate, as in grammatical structure.
Involved discourses. — Locke
4.
To connect with something as a natural or logical consequence or effect; to include necessarily; to imply.
He knows His end with mine involved. — Milton
The contrary necessarily involves a contradiction. — Tillotson
5.
To take in; to gather in; to mingle confusedly; to blend or merge. [Rare]
The gathering number, as it moves along, Involves a vast involuntary throng. — Pope
Earth with hell To mingle and involve. — Milton
6.
To envelop, infold, entangle, or embarrass; as, to involve a person in debt or misery.
7.
To engage thoroughly; to occupy, employ, or absorb.
Involved in a deep study. — Sir W. Scott
8.
(Mathematics) To raise to any assigned power; to multiply, as a quantity, into itself a given number of times; as, a quantity involved to the third or fourth power.