15-letter words containing e, n, t, r, s, o
- heartbrokenness — The state or quality of being heartbroken.
- hernando cortes — Hernando [er-nahn-daw] /ɛrˈnɑn dɔ/ (Show IPA), Hernán [er-nahn] /ɛrˈnɑn/ (Show IPA), 1485–1547, Spanish conqueror of Mexico.
- heterochthonous — not indigenous; foreign (opposed to autochthonous): heterochthonous flora and fauna.
- heterogeneities — the quality or state of being heterogeneous; composition from dissimilar parts; disparateness.
- heterogeneously — different in kind; unlike; incongruous.
- high resolution — a great amount of detail visible in a photographic, TV, or video image
- high-resolution — having or capable of producing an image characterized by fine detail: high-resolution photography; high-resolution lens.
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- hoosier cabinet — a tall kitchen cabinet mass-produced during the early part of the 20th century, usually of oak, featuring an enameled work surface, storage bins, a flour sifter, etc.
- hopeful monster — a hypothetical individual organism that, by means of a fortuitous macromutation permitting an adaptive shift to a new mode of life, becomes the founder of a new type of organism and a vehicle of macroevolution.
- hopper casement — a casement with a sash hinged at the bottom.
- horner's method — a technique, involving successive substitutions, for approximating the real roots of an equation with real coefficients.
- horror-stricken — Horror-stricken means the same as horror-struck.
- hospital corner — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- housing project — a publicly built and operated housing development, usually intended for low- or moderate-income tenants, senior citizens, etc.
- human relations — the study of group behavior for the purpose of improving interpersonal relationships, as among employees.
- huntingdonshire — a former county in E England, now part of Cambridgeshire.
- hypersalivation — the act or process of salivating.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- ignition source — An ignition source is a process or event which can cause a fire or explosion.
- illustriousness — The state of being illustrious.
- immunoadsorbent — immunosorbent.
- immunochemistry — the study of the chemistry of immunologic substances and reactions.
- immunoreactions — Plural form of immunoreaction.
- importunateness — Quality of being importunate.
- impressionistic — a person who follows or adheres to the theories, methods, and practices of impressionism, especially in the fields of painting, music, or literature.
- in conversation — If you say that people are in conversation, you mean that they are talking together.
- in one's tracks — a structure consisting of a pair of parallel lines of rails with their crossties, on which a railroad train, trolley, or the like runs.
- in the doldrums — miserable, depressed
- in vino veritas — in wine there is truth; people speak the truth when they are drunk
- inconsiderately — In an inconsiderate manner.
- inconsideration — without due regard for the rights or feelings of others: It was inconsiderate of him to keep us waiting.
- indiscretionary — lack of discretion; imprudence.
- industriousness — working energetically and devotedly; hard-working; diligent: an industrious person.
- inertial fusion — a type of nuclear fusion in which the inertia of matter enables it to fuse by impact, as by pulses of laser radiation or high-energy charged particles, rather than by high temperature
- informativeness — giving information; instructive: an informative book.
- inobtrusiveness — the quality of being unobtrusive
- inoperativeness — The state or condition of being inoperative; nonfunction.
- inopportuneness — The quality of being inopportune.
- inspection arms — a position in military drill in which the missile chamber of a weapon is open for inspection.
- instruction set — (architecture) The collection of machine language instructions that a particular processor understands. The term is almost synonymous with "instruction set architecture" since the instructions are fairly meaningless in isolation from the registers etc. that they manipulate.
- instrumentation — the arranging of music for instruments, especially for an orchestra.
- insubordinately — In an insubordinate manner.
- insurrectionary — of, relating to, or of the nature of insurrection.
- insurrectionist — an act or instance of rising in revolt, rebellion, or resistance against civil authority or an established government.
- insurrectionize — to cause insurrection in (a country or the like).
- integrationists — Plural form of integrationist.
- intellectronics — a field of study that seeks to develop electronic devices, as robots, that have humanlike intellect and skills.
- intercomparison — mutual comparison
- interconversion — conversion of each of two things into the other; reciprocal conversion.