13-letter words containing a, t, h, e, o
- heteroblastic — (of a plant or plant part) showing a marked difference in form between the juvenile and the adult structures
- heterocarpous — (of a plant) producing more than one type of fruit
- heterogametes — Plural form of heterogamete.
- heterogametic — (of a species or individual organism) having two unlike gametes.
- heteroglossia — (linguistics) the coexistence of distinct varieties within a single linguistic code.
- heterographic — Misspelled; of or pertaining to an incorrect spelling or a spelling that differs from accepted standards.
- heterological — (grammar) Of an adjective, not describing itself.
- heteroplastic — the repair of lesions with tissue from another individual or species.
- heteropolitan — a heterosexual man, typically living in a city, whose attitudes and interests are regarded as masculine but not excessively so
- heterosexuals — Plural form of heterosexual.
- heterostracan — any of several ostracoderms of the order Heterostraci, from the Silurian and Devonian Periods, having the anterior part of the body enclosed in bony plates.
- heterothallic — having mycelia of two unlike types, both of which must participate in the sexual process. Compare homothallic (def 1).
- heterothermal — having a different or varying temperature
- hexadactylous — hexadactylic
- hexamethonium — a compound, C 10 H 24 N 2 , used in the treatment of severe hypertension to lower blood pressure and increase blood flow by blocking transmission of nerve impulses that constrict blood vessels.
- hierogrammate — a writer of hierograms
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- holometabolic — Of, pertaining to, or undergoing holometabolism.
- home straight — the section of a racecourse forming the approach to the finish
- homestead act — a special act of Congress (1862) that made public lands in the West available to settlers without payment, usually in lots of 160 acres, to be used as farms.
- homestead law — any law exempting homesteads from seizure or sale for debt.
- homiletically — In a homiletic fashion.
- homoepitaxial — (materials science) Having the same orientation.
- homogenetical — of, involving or relating to homogeny
- homoiothermal — having a body temperature that is relatively constant and mostly independent of the temperature of the environment; warm-blooded (opposed to poikilothermic).
- homoscedastic — having the same variance.
- homosexuality — sexual desire or behavior directed toward a person or persons of one's own sex.
- honey stomach — the crop of an ant, bee, or other hymenopterous insect, serving as a reservoir for honeydew and nectar, especially the enlarged crop of a honeybee in which nectar is acted on by enzymes to form honey.
- hoosier state — Indiana (used as a nickname).
- horatio alger — of or characteristic of the heroes in the novels of Horatio Alger, who begin life in poverty and achieve success and wealth through honesty, hard work, and virtuous behavior: the Horatio Alger story of his rise in the business world.
- horse gentian — any weedy North American plant of the genus Triosteum, of the honeysuckle family, especially T. perfoliatum, having stalkless leaves and purplish-brown flowers and bearing orange fruits.
- horse trading — the act or fact of conducting a shrewd exchange or engaging in a horse trade; bargaining.
- horse trailer — lorry for transporting a horse
- horse-trading — to bargain or trade shrewdly.
- horsefeathers — (used with a singular or plural verb) something not worth considering.
- horseshoe bat — any of numerous large-eared Old World insectivorous bats, mostly of the genus Rhinolophus, with a fleshy growth around the nostrils, used in echolocation: family Rhinolophidae
- hospital care — medical treatment provided in a hospital
- hospital case — a patient that is being, or needs to be, treated in a hospital
- host an event — If a hotel or organization hosts an event, it provides the facilities for the event to take place.
- hot and heavy — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- hot chocolate — warm drink made with chocolate powder
- hot-swappable — (of devices, disks, etc) capable of being inserted or removed from a computer system that is running, without causing damage or affecting performance
- hot-water bag — a bag, usually of rubber, for holding hot water to apply warmth to some part of the body, as the feet.
- hotel manager — sb who runs a hotel
- hotheadedness — The state or characteristic of being hotheaded; the tendency to be easily infuriated or provoked.
- hothouse lamb — a lamb born in the fall or early winter, usually reared indoors, specially fed, and marketed when from 9 to 16 weeks of age.
- house painter — a person whose occupation is painting houses.
- house trailer — a trailer fitted with accommodations for sleeping, eating, washing, etc.
- house-trained — housebroken.
- household art — any of the skills necessary to the efficient running of a household, as cooking or keeping a family budget.