15-letter words containing r, s, n, o
- huntingdonshire — a former county in E England, now part of Cambridgeshire.
- hydrodynamicist — a specialist in hydrodynamics.
- hyperbolic sine — one of a group of functions of an angle expressed as a relationship between the distances of a point on a hyperbola to the origin and to the coordinate axes; sinh
- hyperovarianism — precocious sexuality in girls due to abnormally heavy ovarian secretion.
- hyperresponsive — responding especially readily and sympathetically to appeals, efforts, influences, etc.: a responsive government.
- hypersalivation — the act or process of salivating.
- hypersomnolence — sleepy; drowsy.
- hypochondriases — Plural form of hypochondriasis.
- hypochondriasis — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- ibero-maurusian — of or relating to an Epipaleolithic culture of northwestern Africa that preceded the Capsian culture and was once erroneously thought to have originated in southwestern Europe; characterized by the use of backed bladelets, occupation of the maritime plain, and the hunting of the Barbary sheep.
- idiosyncratical — Alternative form of idiosyncratic.
- ignition source — An ignition source is a process or event which can cause a fire or explosion.
- illustriousness — The state of being illustrious.
- immune response — any of the body's immunologic reactions to an antigen.
- 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.
- improvisational — the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation: Musical improvisation involves imagination and creativity.
- in conversation — If you say that people are in conversation, you mean that they are talking together.
- in good spirits — cheerful
- 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 short supply — If something is in short supply, there is very little of it available and it is difficult to find or obtain.
- in some measure — a unit or standard of measurement: weights and measures.
- in the doldrums — miserable, depressed
- in vino veritas — in wine there is truth; people speak the truth when they are drunk
- in your dreams! — You say `In your dreams!' when you think that what someone wants is never going to happen or be true.
- incommensurable — not commensurable; having no common basis, measure, or standard of comparison.
- incommensurably — In an incommensurable manner; immeasurably.
- incomprehension — lack of comprehension or understanding: The audience listened politely but with incomprehension.
- incomprehensive — not comprehensive.
- 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.
- incredulousness — not credulous; disinclined or indisposed to believe; skeptical.
- indiscretionary — lack of discretion; imprudence.
- indoor baseball — softball played indoors.
- 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.
- inquisitorially — In an inquisitorial manner.
- inspection arms — a position in military drill in which the missile chamber of a weapon is open for inspection.
- inspirationally — imparting inspiration.
- 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.