13-Letter Words Starting with I

The quality of being integrable.

Integrality

INTELLECTION A mental act or process; especially: (a) The act of understanding; simple apprehension of ideas; intuition. Bentley. (b) A creation of the mind itself. (a) The act of understanding; simple apprehension of ideas; intuition. Bentley. (b) A creation of the mind itself.

Brains in order, working at clues

Persons of special enlightenment.

Smart set*

""One who, or that which, sends or conveys intelligence or news; a messenger.""

Intelligence

In a sensible, thoughtful manner

In a sensible manner

Perceptively

In an intemperate manner; immoderately; excessively; without restraint.

Intensional

That's meant and no mistake

INTERACTION Intermediate action.

Interactive

""INTERCALATE To insert, as a day or other portion of time, in a calendar.""

""The insertion of a day, or other portion of time, in a calendar.""

Like electrical signals in the body Toyota (nonverbal)

Among certain regions.

COMMUNAL belonging to the community

CORTICAL pertaining to a {cortex=n}

CULTURAL relating to culture

Plural or third person singular

Interdental

ELECTRON an elementary particle

In an interesting manner.

FAMILIAL pertaining to a {family=n}

Like the Enterprise in "Star Trek"

Relating to empty space

Relating to deep space

Interglacial

GRANULAR composed of granules

INVOLVED involve

Interinvolve

""The act of interlacing, or the state of being interlaced; also, that which is interlaced.""

Interlayer

Interlinear

Interlocutor

""Consisting of, or having the nature of, dialogue; conversational.""

MARGINAL anything in or on a margin

Intermeddler

The act of improperly interfering.

METALLIC a fabric or yarn coated with metal

MINGLING the act of {mixing=v}

INTERNALISE Same as internalize.

Internality

INTERNALIZE to incorporate within oneself.

Cover race between countries

Rallying song since 1871.

Game played between countries

NEURONAL pertaining to a {neuron=n}

OPERABLE {usable=adj}

PARTICLE a very small piece or part

""INTERPELLATE To question imperatively, as a minister, or other executive officer, in explanation of his conduct; generally on the part of a legislative body.""

Interpellate

""INTERPELLATE To question imperatively, as a minister, or other executive officer, in explanation of his conduct; generally on the part of a legislative body.""

Relating to relationships

Relating to relationships between people

Interplant

PLEADERS pleader

Interplead

INTERPOLATE To renew; to carry on with intermission.

Police worldwide at one about spurious entry

Interjection

INTERPOLATE To renew; to carry on with intermission.

Alert to prison riot - there's people breaking in!

Admitting of interpretation; capable of being interpreted or explained.

PROXIMAL located near the point of origin

Interracial

REGIONAL something that serves as a region

RELATING relate

Connection to one another

Computer Science A signal to a computer that stops the execution of a running program so that another action can be performed.

Intersexual

SOCIETAL pertaining to a {society=n}

Interstadial

STIMULUS an agency that produces a response

TERMINAL an end

Intertillage

Practitioner travelling by lake between two hot lines

Intoxicated

""Within a cell; as, the intracellular movements seen in the pigment cells, the salivary cells, and in the protoplasm of some vegetable cells. as, the intracellular movements seen in the pigment cells, the salivary cells, and in the protoplasm of some vegetable cells.""

Occurring or situated within the cerebrum: an intracerebral hemorrhage.

Intradermal

Occurring or situated within the space of a galaxy.

Within a muscle: an intramuscular injection.

Intraocular

Existing or occurring within the individual self or mind.

Intrathecal

Within blood vessels or a blood vessel.

Intravenous

Internally; <?/n its nature; essentially; really; truly.

Invalidation

The quality of being invariable; invariableness; constancy; uniformity.

Inveiglement

Inventorial

Inviability

Invigilation

The quality or state of being invincible; invincibleness.

The quality or state of being inviolable; inviolableness.

Inviolate

The quality or state of being invisible; invisibility.

Invitational

In an involuntary manner; not voluntarily; not intentionally or willingly.

Ipsilateral

Irascible

""IRRATIONAL Not rational; void of reason or understanding; as, brutes are irrational animals. as, brutes are irrational animals.""

IRRATIONALISE irrational

Absence of logic

Lack of logic

Incapable of being reclaimed.

IRRECLAIMABLE Incapable of being reclaimed.

Gone for ever

Lost forever

""IRRECOVERABLE Not capable of being recovered, regained, or remedied; irreparable; as, an irrecoverable loss, debt, or injury. as, an irrecoverable loss, debt, or injury.""

Things not germane (to current topic)

One who is irreligious.

In an irreligious manner.

Peel lacier bra off, precious!

Without any substitute

Cannot be substituted

IRREPLACEABLE

Too lively to control

Not willing to be restrained

Not capable of being controlled

In a manner or to a degree that can not be repressed.

Congressman's uncertainties (wordplay)

Prison rebel is turning reckless ...

*Van Heusen/Cahn classic

Unaccountable or unreliable

So as not to be responsible.

Not able to be recovered

Ever irritable after programming what purged data may become (wordplay)

In an irretrievable manner.

Proneness to anger

An isoantibody normally present in the serum of an individual that causes the agglutination of the red blood cells of another individual of the same species.

English word

Isochronous

Having equal numbers of electrons or the same electronic configuration.

Isolationism

Isolationist

Isometrical

Isoprenaline

English word

ISOSMOTIC having the same or equal osmotic pressure; isotonic; -- used of solutions. Contrasted with hypertonic and hypotonichypertonic and hypotonic

""ISOSTATIC Subjected to equal pressure from every side; being in hydrostatic equilibrium, as a body submerged in a liquid at rest; pertaining to, or characterized by, isostasy.""

""ITALICIZE To print in Italic characters; to underline written letters or words with a single line; as, to Italicize a word; Italicizes too much. as, to Italicize a word; Italicizes too much.""