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An involucel, which see.

IN-VOL'UN-TA-RI-LY, adv. [from involuntary.]

  1. Not by choice; not spontaneously; against one's will. Baxter.
  2. In a manner independent of the will.


  1. Want of choice or will. Bp. Hall.
  2. Independence on the will.

IN-VOL'UN-TA-RY, a. [Fr. involontaire; L. in and voluntarius. See Voluntary.]

  1. Not having will or choice; unwilling.
  2. Independent of will or choice. The motion of the heart and arteries is involuntary, but not against the will.
  3. Not proceeding from choice; not done willingly; opposed to the will. A slave and a conquered nation yield an involuntary submission to a master.

IN'VO-LUTE, or IN'VO-LU-TED, a. [L. involutus, involvo. See Involve.]

In botany, rolled spirally inward. Involuted foliation or vernation, is when the leaves within the bud have their edges rolled spirally inward on both sides toward the upper surface. Martyn.

IN'VO-LUTE, n. [L. involutus.]

A curve traced by the end of a string folded upon a figure, or unwound from it.

IN-VO-LU'TION, n. [Fr.; L. involutio. See Involve.]

  1. The action of involving or infolding.
  2. The state of being entangled or involved; complication. All things are mixed and causes blended by mutual involutions. Glanville.
  3. In grammar, the insertion of one or more clauses or members of a sentence between the agent or subject and the verb; a third intervening member within a second, &c.; as, habitual falsehood, if we may judge from experience, infers absolute depravity.
  4. In algebra, the raising of a quantity from its root to any power assigned. Thus 2 X 2 X 2 = 8. Here 8, the third power of 2, is found by involution, or multiplying the number into itself, and the product by the same number.

IN-VOLVE', v.t. [involv'; L. involvo; in and volvo, to roll, Eng. to wallow.]

  1. To envelop; to cover with surrounding matter; as, to involve in smoke or dust.
  2. To envelop in any thing which exists on all sides; as, to involve in darkness or obscurity.
  3. To imply; to comprise. To be and not to be at the same time, involves a contradiction.
  4. To entwist; to join; to connect. He knows his end with mine involved. Milton.
  5. To take in; to catch; to conjoin. The gathering number, as it moves along, / Involves a vast involuntary throng. Pope.
  6. To entangle. Let not our enemy involve the nation in war, nor our imprudence involve us in difficulty.
  7. To plunge; to overwhelm. Extravagance often involves men in debt and distress.
  8. To inwrap; to infold; to complicate or make intricate. Some involved their snaky folds. Milton. Florid, witty, involved discourses. Locke.
  9. To blend; to mingle confusedly. Milton.
  10. In algebra, to raise a quantity from the root to any assigned power; as, a quantity involved to the third or fourth power.


Enveloped; implied; inwrapped; entangled.


Act of involving; state of being involved. Marshall.


Enveloping; implying; comprising; entangling; complicating.

IN-VUL-NER-A-BIL'I-TY, or IN-VUL'NER-A-BLE-NESS, n. [from invulnerable.]

The quality or state of being invulnerable, or secure from wounds or injury. Walsh.

IN-VUL'NER-A-BLE, a. [Fr. from L. invulnerabilis. See Vunerable.]

That can not be wounded; incapable of receiving injury. Nor vainly hope / To be invulnerable in those bright arms. Milton.

IN-WALL', v.t. [in and wall.]

To inclose or fortify with a wall. Spencer.


Inclosed or fortified with a wall.


Inclosing with a wall.

IN'WARD, a. [Sax. inweard; G. einwärts; in and ward. See Ward.]

  1. Internal; interior; placed or being within; as, the inward structure of the body.
  2. Intimate; domestic; familiar. Spenser.
  3. Seated in the mind or soul. Shak.

IN'WARD, adv.

  1. Toward the inside. Turn the attention inward.
  2. Toward the center or interior; as, to bend a thing inward.
  3. Into the mind or thoughts. Celestial light shine inward. Milton.

IN'WARD-LY, adv.

  1. In the inner parts; internally. Let Benedict, like covered fire, / Consume away in sighs, waste inwardly. Shak.
  2. In the heart; privately; secretly. He inwardly repines. It is not easy to treat with respect a person whom we inwardly despise.
  3. Toward the center.


  1. Intimacy; familiarity. [Not used.] Shak.
  2. Internal state. [Unusual.]

IN'WARDS, n. [plur.]

The inner parts of an animal; the bowels; the viscera. Ex. xxix. Milton.

IN-WEAVE', v.t. [pret. inwove; pp. inwoven, inwove. in and weave.]

To weave together; to intermix or intertwine by weaving. Down they cast / Their crowns inwove with amaranth and gold. Milton.


Weaving together.

IN-WHEEL', v.t. [in and wheel.]

To encircle. Beaum.