15-letter words containing i, n, t, r, a, o
- haute-normandie — a region of NW France, on the English Channel: generally fertile and flat
- hay conditioner — either of two machines, one designed to crush stems of hay, the other to break and bend them, in order to cause more rapid and even drying
- heart condition — cardiac disorder
- heart operation — a surgical operation performed on the heart
- hematoporphyrin — a porphyrin made by treating haemoglobin with acid, used to treat cancer in photodynamic therapy
- hemicraniectomy — (surgery) The surgical removal of half of the cranium to enable brain surgery; hemicraniotomy.
- hepatocarcinoma — (pathology) cancer of the liver.
- heterochromatin — the dense, highly stainable part of a chromosome.
- heteronormative — noting or relating to behavior or attitudes consistent with traditional male or female gender roles and the assumption of heterosexuality as the norm: our heteronormative culture.
- hibernicization — the process or act of making Irish
- historicization — Act or process of historicizing.
- holding pattern — a traffic pattern for aircraft at a specified location (holding point) where they are ordered to remain until permitted to land or proceed.
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- honey tangerine — a citrus fruit with a deep-orange pulp, formed by crossing a tangerine and a sweet orange hybrid; Murcott
- 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.
- horizontal well — A horizontal well is a well which has sections that have been drilled at more than 80 degrees from the vertical in order to penetrate a greater length of the reservoir.
- 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.
- hot-air balloon — passenger balloon
- hovering accent — indeterminacy as to which of two consecutive syllables in a line of verse bears the metrical stress, as in any of the first three feet of Slow, slow, / fresh fount, / keep time / with my / salt tears.
- human relations — the study of group behavior for the purpose of improving interpersonal relationships, as among employees.
- hunting leopard — the cheetah.
- huntington park — a city in SW California, near Los Angeles.
- hybrid antibody — a synthetic antibody that is able to combine with two different antigens
- hydrodynamicist — a specialist in hydrodynamics.
- hydrofracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hyper-emotional — pertaining to or involving emotion or the emotions.
- hyperactivation — (biology) A form of sperm motility associated with active beating of the flagellum.
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- hypersalivation — the act or process of salivating.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- hypoproteinemia — an abnormally low concentration of protein in the blood.
- idiosyncratical — Alternative form of idiosyncratic.
- image converter — a device for producing a visual image formed by other electromagnetic radiation such as infrared or ultraviolet radiation or X-rays
- immortalization — to bestow unending fame upon; perpetuate.
- immunoadsorbent — immunosorbent.
- immunomodulator — a substance that affects the functioning of the immune system
- immunoreactions — Plural form of immunoreaction.
- imponderability — The state or characteristic of being imponderable.
- importunateness — Quality of being importunate.
- 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 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 pari delicto — in equal fault; equally culpable or blameworthy.
- in the majority — the largest group
- in vino veritas — in wine there is truth; people speak the truth when they are drunk
- inappropriately — not appropriate; not proper or suitable: an inappropriate dress for the occasion.
- incomparability — beyond comparison; matchless or unequaled: incomparable beauty.
- 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.
- indetermination — the quality or condition of being indeterminate.