13-letter words containing a, s, h, t, o
- hematopoiesis — the formation of blood.
- hematosalpinx — (medicine) A medical condition involving bleeding into the Fallopian tubes.
- hemichordates — Plural form of hemichordate.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- hepatectomies — Plural form of hepatectomy.
- herod antipas — died after a.d. 39, ruler of Galilee, a.d. 4–39: ordered the execution of John the Baptist and participated in the trial of Jesus.
- heroic stanza — elegiac stanza.
- hessian boots — a knee-high tasseled boot, fashionable in England in the early 19th century.
- 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.
- heteroglossia — (linguistics) the coexistence of distinct varieties within a single linguistic code.
- heteroplastic — the repair of lesions with tissue from another individual or species.
- 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.
- hexadactylous — hexadactylic
- hippo zarytus — ancient name of Bizerte.
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- histodialysis — histolysis.
- histogramming — (mathematics) The construction of histograms.
- holy saturday — the Saturday in Holy Week.
- holy thursday — Ascension Day.
- 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.
- 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).
- 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
- hospitability — The quality of being hospitable.
- hospital bill — the bills incurred for receiving hospital treatment
- hospital care — medical treatment provided in a hospital
- hospital case — a patient that is being, or needs to be, treated in a hospital
- hospital pass — a pass made to a team-mate who will be tackled heavily as soon as the ball is received
- hospital ship — a ship built to serve as a hospital, especially used to treat the wounded in wartime and accorded safe passage by international law.
- hospitalizing — Present participle of hospitalize.
- host an event — If a hotel or organization hosts an event, it provides the facilities for the event to take place.
- 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
- 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.