15-letter words containing t, o, s, i, c
- holiday clothes — the clothes worn and bought for travelling on holiday, such as swimwear, skiwear, or clothes for hot or cold weather, etc
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- homeostatically — the tendency of a system, especially the physiological system of higher animals, to maintain internal stability, owing to the coordinated response of its parts to any situation or stimulus that would tend to disturb its normal condition or function.
- homing instinct — an instinct that enables an animal to return home after travelling great distances
- 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.
- horatius cocles — a legendary Roman hero of the 6th century bc, who defended a bridge over the Tiber against Lars Porsena
- horror-stricken — Horror-stricken means the same as horror-struck.
- horticulturists — Plural form of horticulturist.
- 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.
- hospital doctor — a hospital doctor works in a hospital, rather than as a general practitioner, in the army, etc
- house detective — an employee of a department store, hotel, etc., employed to prevent thefts, violations of regulations, or other forms of misconduct on the part of patrons.
- housing project — a publicly built and operated housing development, usually intended for low- or moderate-income tenants, senior citizens, etc.
- humidifications — Plural form of humidification.
- hydrodynamicist — a specialist in hydrodynamics.
- hydrostatically — In a hydrostatic manner.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hypergalactosis — an abnormally large secretion of milk.
- hypocortisolism — (medicine) A cortisol deficiency.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- hystricomorphic — relating to a suborder of rodents
- identifications — Plural form of identification.
- idiosyncratical — Alternative form of idiosyncratic.
- ignition source — An ignition source is a process or event which can cause a fire or explosion.
- ignition switch — (on a vehicle) the part that sets the process of ignition in motion once the ignition key is turned; also a button used for the same purpose
- immunochemistry — the study of the chemistry of immunologic substances and reactions.
- immunoreactions — Plural form of immunoreaction.
- implied consent — a manifestation of consent to something through conduct, including inaction or silence.
- impressionistic — a person who follows or adheres to the theories, methods, and practices of impressionism, especially in the fields of painting, music, or literature.
- improvvisatrice — Alternative form of improvisatrice.
- in conversation — If you say that people are in conversation, you mean that they are talking together.
- in one's pocket — a shaped piece of fabric attached inside or outside a garment and forming a pouch used especially for carrying small articles.
- 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/into ecstasy — If you are in ecstasy about something, you are very excited about it. If you go into ecstasies, you become very excited.
- incentive bonus — an extra payment made to an employee to reward good work
- incompatibilism — (philosophy) The doctrine that free will and determinism are incompatible, that one necessarily precludes the other.
- inconsequential — of little or no importance; insignificant; trivial.
- 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.
- inconsistencies — Plural form of inconsistency.
- inconsolability — not able to be comforted or consoled; disconsolate: She was inconsolable when her son died.
- indiscretionary — lack of discretion; imprudence.
- infants' school — kindergarten.
- 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.
- 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).
- intellectronics — a field of study that seeks to develop electronic devices, as robots, that have humanlike intellect and skills.
- intensification — to make intense or more intense.
- intercomparison — mutual comparison