Impervious to heat; adiathermic.

Incapable of being transgressed; not to be passed over or crossed.

Not transient; remaining; permanent.

Refusing compromise; uncompromising; inflexible; irreconcilable.

The extreme radicals; the party of the irreconcilables.

Not passing farther; kept; detained.

Without an object following; in the manner of an intransitive verb.

Not capable of being transmitted; as, an intransmissable illness.

The quality of being intransmutable.

Not capable of being transmuted or changed into another substance.

One who enters; especially, a person entering upon some office or station.

Of or pertaining to, or located on the inside of a nucleus; taking place within a nucleus; referring especially to the nucleus of a cell; as, the intranuclear network of fibrils, seen in the first stages of karyokinesis.

See Entrap.

Situated or occurring within an inclosure; shut off from public sight; private; secluded; retired.

Situated between the petiole and the stem; -- said of the pair of stipules at the base of a petiole when united by those margins next the petiole, thus seeming to form a single stipule between the petiole and the stem or branch; -- often confounded with interpetiolar, from which it differs essentially in meaning.

Within the territory or a territory.

Within the thorax or chest.

Within the tropics.

Within the uterus or womb; as, intrauterine hemorrhage; an intrauterine device.

A contraceptive device consisting of a small, usually plastic object placed within the uterus to prevent conception; also called IUD.

Between valves.

Within the veins.

Within or between ventricles.

To lay up, as in a treasury; to hoard.

See Entreat.

Not to be entreated; inexorable.

Entreaty.

Full of entreaty.

To invade; to encroach; to infringe or trespass; to enter on, and take possession of, that which belongs to another; -- usually followed by on or upon; as, the king was charged with intrenching on the rights of the nobles, and the nobles were accused of intrenching on the prerogative of the crown.

Not to be gashed or marked with furrows.

Not trembling or shaking with fear; fearless; bold; brave; undaunted; courageous; as, an intrepid soldier; intrepid spirit.

The quality or state of being intrepid; fearless bravery; courage; resoluteness; valor.

In an intrepid manner; courageously; resolutely.

Entangling.

The state or quality of being intricate or entangled; perplexity; involution; complication; complexity; that which is intricate or involved; as, the intricacy of a knot; the intricacy of accounts; the intricacy of a cause in controversy; the intricacy of a plot.

To entangle; to involve; to make perplexing.

In an intricate manner.

The state or quality of being intricate; intricacy.

Entanglement.

A female intriguer.

To fill with artifice and duplicity; to complicate; to embarrass.

One who intrigues.

Arts or practice of intrigue.

By means of, or in the manner of, intrigue.

Tightly drawn; or (perhaps) intricate.

A genuine quality.

The quality of being intrinsic; essentialness; genuineness; reality.

Internally; in its nature; essentially; really; truly.

The quality of being intrinsical; intrinsicality.

Intricate.

A depression, or inward sinking of parts.

Introduction.

One who, or that which, introduces.

To introduce.

Serving to introduce; introductory.

An introducer.

By way of introduction.

Serving to introduce something else; leading to the main subject or business; preliminary; prefatory; as, introductory proceedings; an introductory discourse.

A female introducer.

Flexed or bent inward.

To intermeddle with the effects or goods of another.

One who intromits.

Pressure acting within.

The act of admitting into or within.

Turning or facing inward, or toward the axis of the part to which it belongs.

To look into or within; to view the inside of.

A view of the inside or interior; a looking inward; the act or process of self-examination, or inspection of one's own thoughts and feelings; the cognition which the mind has of its own acts and states; self-consciousness; reflection.

One given to the introspective method of examining the phenomena of the soul.

To draw in; to swallow.

The act or process of receiving within.

Coming in together; entering; commingling.

The act of introverting, or the state of being introverted; the act of turning the mind inward.

directed inward; marked by interest in oneself or concerned with inner feelings. Contrasted with extroversive.

A person who is introverted; one concerned predominantly with himself or his own feelings. Contrasted with extrovert.

examining one's own sensory and perceptual experiences. Contrasted with extrospective.

somewhat introverted.

same as introverted, 2.

To thrust one's self in; to come or go in without invitation, permission, or welcome; to encroach; to trespass; as, to intrude on families at unseasonable hours; to intrude on the lands of another.

Same as Intrusive.

One who intrudes; one who thrusts himself in, or enters without right, or without leave or welcome; a trespasser.

A female intruder.

To inclose as in a trunk; to incase.

Of or pertaining to intrusion.

One who intrudes; especially, one who favors the appointment of a clergyman to a parish, by a patron, against the wishes of the parishioners.

Apt to intrude; characterized by intrusion; entering without right or welcome.

To deliver (something) to another in trust; to deliver to (another) something in trust; to commit or surrender (something) to another with a certain confidence regarding his care, use, or disposal of it; as, to intrust a servant with one's money or intrust money or goods to a servant.

The introduction of a tube into an organ to keep it open, as into the larynx in croup.

Pertaining to, or derived from, intuition; characterized by intuition; perceived by intuition; intuitive.

The doctrine that the perception or recognition of primary truth is intuitive, or direct and immediate; -- opposed to sensationalism, and experientialism.

One who holds the doctrine of intuitionalism.

Same as Intuitionalism.

Same as Intuitionalist.

In an intuitive manner.

The doctrine that the ideas of right and wrong are intuitive.

To enlarge or expand with heat; to swell; specifically, to swell up or bubble up under the action of heat, as before the blowpipe.

Swelling up; expanding.

Unburied.

To intone. Cf. Entune.

To render turbid; to darken; to confuse.

A swelling; the act of swelling, or state of being swelled.

A bruise; a contusion.

Received into some other thing or part, as a sword into a sheath; invaginated.

To be or to become intwined.

The act of intwining, or the state of being intwined.

To twist into or together; to interweave.

See Innuendo.

A substance of very wide occurrence. It is found dissolved in the sap of the roots and rhizomes of many composite and other plants, as Inula, Helianthus, Campanula, etc., and is extracted by solution as a tasteless, white, semicrystalline substance, resembling starch, with which it is isomeric, having fructose units in place of most of the glucose units. It is intermediate in nature between starch and sugar, and replaces starch as the reserve food in Compositae. Called also dahlin, helenin, alantin, alant starch, etc.

A substance resembling inulin, found in the unripe bulbs of the dahlia.

To shade; to darken.

Anointed.

The act of anointing, or the state of being anointed; unction; specifically (Med.), the rubbing of ointments into the pores of the skin, by which medicinal agents contained in them, such as mercury, iodide of potash, etc., are absorbed.

The lack of unctuosity; freedom from greasiness or oiliness; as, the inunctuosity of porcelain clay.

Overflowing.

Void of understanding.

Uncivil; unpolished; rude. Opposite of urbane.

Lack of urbanity or courtesy; unpolished manners or deportment; inurbaneness; rudeness.

To pass into use; to take or have effect; to be applied; to serve to the use or benefit of; as, a gift of lands inures to the heirs.

Use; practice; discipline; habit; custom.

To put in an urn, as the ashes of the dead; hence, to bury; to intomb.

Unusual.