13-letter words containing o, p, e, r, a, t
- hypsometrical — Of or pertaining to hypsometry.
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- 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.
- 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.
- importunately — urgent or persistent in solicitation, sometimes annoyingly so.
- improvisatore — An individual who recites impromptu verse, as from a song or poem.
- inappropriate — not appropriate; not proper or suitable: an inappropriate dress for the occasion.
- incorporative — Tending to incorporate or include things.
- incorruptable — Misspelling of incorruptible.
- inoperational — Not operational.
- inspectorates — Plural form of inspectorate.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- inter-company — a number of individuals assembled or associated together; group of people.
- 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.
- 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
- interpolating — Present participle of interpolate.
- interpolation — extrapolation
- interpolative — to introduce (something additional or extraneous) between other things or parts; interject; interpose; intercalate.
- interproximal — situated toward the point of origin or attachment, as of a limb or bone. Compare distal (def 1).
- intertemporal — Describing any relationship between past, present and future events or conditions.
- intertropical — situated or occurring between the tropic of Cancer and the tropic of Capricorn; tropical.
- intrapersonal — existing or occurring within the self or within one's mind: People with high intrapersonal intelligence are aware of their strengths and weaknesses. Intrapersonal conflict can lead to emotional stress.
- intrapetiolar — located between the petiole and the stem
- jasperization — The act or process of jasperizing.
- joint partner — a person who shares the ownership of a firm or business equally with another or others
- jointer plane — a plane for truing the edges of boards, planing large surfaces, etc.
- joseph crater — Joseph Force [fawrs,, fohrs] /fɔrs,, foʊrs/ (Show IPA), 1889–? a judge of the New York State Supreme Court: his mysterious disappearance on August 6, 1930, has never been solved.
- keep track of — monitor, maintain record of
- kinematograph — cinematograph.
- kraft process — a process for making wood pulp by digesting wood chips in an alkaline liquor consisting chiefly of caustic soda together with sodium sulfate.
- lactoproteins — Plural form of lactoprotein.
- laser pointer — a portable laser that emits monochromatic light over a long and narrow distance, used especially as a pointing device.
- latent period — Also, latency period. Pathology. the interval between exposure to a carcinogen, toxin, or disease-causing organism and development of a consequent disease.
- leaded petrol — petrol containing tetraethyl lead in order to improve combustion
- leapfrog test — a diagnostic technique using arithmetic or logical operations in a routine to manage the capacity of storage media, transfer data, and check the results.
- lepidopterans — Plural form of lepidopteran.
- lord temporal — a member of the House of Lords who is not a member of the clergy.
- louis pasteur — Louis [loo-ee;; French lwee] /ˈlu i;; French lwi/ (Show IPA), 1822–95, French chemist and bacteriologist.
- macroparasite — (biology) Any parasite that is visible to the naked eye.
- madeira topaz — citrine (def 2).
- magnetographs — Plural form of magnetograph.