13-letter words containing a, p, t, e, r, i
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- impact crater — crater (def 2).
- impact wrench — an electric or pneumatic power wrench with interchangeable toolhead attachments, used for installing and removing nuts, bolts, and screws.
- imparipinnate — odd-pinnate.
- impartialness — The quality of being impartial.
- impenetration — thorough penetration
- imperforation — Also, imperforated. not perforate; having no perforation.
- imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
- imperialistic — the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.
- impermanently — In an impermanent manner.
- imperseverant — lacking the power to perceive
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impersonating — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonation — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonators — Plural form of impersonator.
- imperturbable — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- imperturbably — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- importunately — urgent or persistent in solicitation, sometimes annoyingly so.
- impracticable — not practicable; incapable of being put into practice with the available means: an impracticable plan.
- impredicative — (of a definition) given in terms that require quantification over a range that includes that which is to be defined, as having all the properties of a great general where one of the properties as ascribed must be that property itself
- impredictable — (nonstandard) unpredictable.
- improvisatore — An individual who recites impromptu verse, as from a song or poem.
- in deep water — the deep part of a body of water, especially an area of the ocean floor having a depth greater than 18,000 feet (5400 meters).
- in triplicate — in three copies, times three
- inappropriate — not appropriate; not proper or suitable: an inappropriate dress for the occasion.
- incorporative — Tending to incorporate or include things.
- incorruptable — Misspelling of incorruptible.
- injured party — victim
- inoperational — Not operational.
- inspectorates — Plural form of inspectorate.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- intemperately — given to or characterized by excessive or immoderate indulgence in alcoholic beverages.
- inter-company — a number of individuals assembled or associated together; group of people.
- interceptable — Able to be intercepted.
- interiorscape — An installation of plants decorating the inside of a building.
- interoperable — capable of being used or operated reciprocally: interoperable weapons systems.
- interoperably — capable of being used or operated reciprocally: interoperable weapons systems.
- interoperates — Third-person singular simple present indicative form of interoperate.
- interpandemic — occurring between two pandemics
- interparental — of or relating to a parent.
- interparietal — situated between the two parietal bones of the skull
- interparticle — a minute portion, piece, fragment, or amount; a tiny or very small bit: a particle of dust; not a particle of supporting evidence.
- interpellated — Simple past tense and past participle of interpellate.
- interpermeate — to penetrate or pervade mutually or reciprocally
- interpersonal — of or pertaining to the relations between persons: He has strong interpersonal skills.
- interpetiolar — situated between petioles, or situated between the axis and a petiole
- interpilaster — a space between two pilasters
- interpleaders — Plural form of interpleader.
- interpleading — to litigate with each other in order to determine which of two parties is the rightful claimant against a third party.
- interpolating — Present participle of interpolate.