15-letter words containing y, o, h, i
- epichlorohydrin — an organic compound used as a solvent in resin-making
- erythromelalgia — A rare neurovascular peripheral pain disorder in which blood vessels, usually in the lower extremities or hands, are episodically blocked, then become hyperemic and inflamed.
- ethnic minority — an immigrant or racial group regarded by those claiming to speak for the cultural majority as distinct and unassimilated
- ethnocentricity — Practising or the policies surrounding being ethnocentric.
- ethnomusicology — The study of the music of different cultures, especially non-Western ones.
- exoerythrocytic — occurring outside the red blood cells, esp of a developmental stage of protozoan parasites
- factory chimney — a tall chimney of a factory
- fair-haired boy — having light-colored hair.
- fairy godfather — a kindly sponsor or guardian; godfather.
- fairy godmother — a kindly sponsor or guardian; godmother.
- faith community — a community of people sharing the same religious faith
- federal holiday — a day which is a national holiday at the behest of the Federal Government
- flight of fancy — An idea or statement that is very imaginative but complicated, silly, or impractical can be referred to as a flight of fancy.
- fortysomethings — Plural form of fortysomething.
- fully fashioned — (of stockings, knitwear, etc) shaped and seamed so as to fit closely
- gaia hypothesis — a model of the earth as a self-regulating organism, advanced as an alternative to a mechanistic model.
- general holiday — a public holiday
- geostrophically — By means of, or in terms of, geostrophy.
- good king henry — a European, chenopodiaceous weed, Chenopodium bonus-henricus, naturalized in North America, having spinachlike leaves.
- good-king-henry — a European, chenopodiaceous weed, Chenopodium bonus-henricus, naturalized in North America, having spinachlike leaves.
- gramophonically — in a gramophonic manner
- graphologically — In terms of or by means of graphology.
- griffith-joyner — Florence, known as Flojo. 1959–98, US sprinter, winner of two gold medals at the 1988 Olympic Games
- growth industry — an industry that is experiencing rapid growth
- gynandromorphic — (of an organism) Having male and female characteristics.
- hacking x for y — [ITS] Ritual phrasing of part of the information which ITS made publicly available about each user. This information (the INQUIR record) was a sort of form in which the user could fill out various fields. On display, two of these fields were always combined into a project description of the form "Hacking X for Y" (e.g. ""Hacking perceptrons for Minsky""). This form of description became traditional and has since been carried over to other systems with more general facilities for self-advertisement (such as Unix plan files).
- hair hygrometer — a hygrometer actuated by the changes in length of a strand of human hair brought about by changes in the relative humidity.
- 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
- heliocentricity — measured or considered as being seen from the center of the sun.
- heliometrically — By means of, or in terms of, heliometry.
- hematoporphyria — porphyria.
- 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.
- hemicryptophyte — any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris
- hemiglossectomy — (surgery) The surgical removal of a portion of the tongue.
- hemodynamically — With regard to hemodynamics.
- heterocercality — the condition or state of having a heterocercal tail
- heterosexuality — sexual feeling or behavior directed toward a person or persons of the opposite sex.
- hexylresorcinol — white or yellowish-white, needle-shaped crystals, C 12 H 18 O 2 , used chiefly as an antiseptic and for the expulsion of intestinal worms.
- hieroglyphology — the study of hieroglyphic writing.
- high technology — any technology requiring the most sophisticated scientific equipment and advanced engineering techniques, as microelectronics, data processing, genetic engineering, or telecommunications (opposed to low technology).
- highway robbery — robbery committed on a highway against travelers, as by a highwayman.
- histochemically — In a histochemical manner.
- histomorphology — histology.
- histophysiology — the branch of physiology dealing with tissues.
- holding company — a company that controls other companies through stock ownership but that usually does not engage directly in their productive operations (distinguished from parent company).
- holiday clothes — the clothes worn and bought for travelling on holiday, such as swimwear, skiwear, or clothes for hot or cold weather, etc
- holiday cottage — a cottage used for accommodation for a family, couple, etc, on holiday
- holiday feeling — the positive feeling people experience while on holiday and during holiday periods such as the Christmas period
- holiday traffic — increased road traffic during holiday periods and public holidays