11-letter words containing a, p, t, e, r
- hemotherapy — therapy by means of blood, serum, or plasma transfusion.
- heptahedron — a solid figure having seven faces.
- heptamerous — consisting of or divided into seven parts.
- heptameters — Plural form of heptameter.
- heptandrous — (of a flower) having seven stamens
- heptangular — having seven angles.
- heptarchies — Plural form of heptarchy.
- heptarchist — A ruler of one division of a heptarchy.
- heterocarpy — the production of more than one kind of fruit in one plant.
- heteroplasm — (pathology) Tissue growing in a part of the body where it does not normally occur.
- heteropolar — polar (def 4).
- heterotopia — misplacement or displacement, as of an organ.
- hexapartite — sexpartite.
- hierophants — Plural form of hierophant.
- hippeastrum — any plant of the South American amaryllidaceous genus Hippeastrum: cultivated for their large funnel-shaped typically red flowers
- hippocrates — ("Father of Medicine") c460–c377 b.c, Greek physician.
- homopterans — Plural form of homopteran.
- horripilate — to produce horripilation on.
- hospitaller — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- house party — the guests at such an affair or party: The house party goes sailing today.
- houseparent — one of a married couple responsible for a group of young people, as students, living in a dormitory, hostel, etc., sometimes acting solely as an advisor, but often serving as host or hostess, chaperon, housekeeper, etc.
- hyetography — the study of the annual and geographical distribution of rainfall.
- hymenoptera — hymenopteran.
- hyperactive — unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination.
- hyperacuity — an extreme acuteness (of the senses)
- hyperdactyl — having an excessive number of fingers or toes
- hypergelast — Someone who laughs excessively.
- hypermarket — a combined supermarket and department store.
- hyperstatic — redundant (def 5b).
- hyperthymia — a condition characterized by extreme overactivity.
- hypervalent — (chemistry) having a higher than normal valence.
- hypocentral — (geology) Of or pertaining to the hypocentre of an earthquake.
- hypothecary — of or relating to a hypothec.
- hypothermal — lukewarm; tepid.
- hypothermia — Pathology. subnormal body temperature.
- hythergraph — a climatic graph showing relationships between temperature and humidity or temperature and precipitation.
- ice rampart — a mound of earth or stones formed by the action of ice against the shore of a lake, stream, etc.
- ideopraxist — a person who is impelled to carry out an idea
- impact area — site of explosion
- impairments — Plural form of impairment.
- impenetrate — to penetrate thoroughly
- imperatival — of, relating to, or characteristic of the grammatical imperative.
- imperatives — Plural form of imperative.
- imperforate — Also, imperforated. not perforate; having no perforation.
- imperialist — the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.
- imperiality — the state of being imperial
- impermanent — not permanent or enduring; transitory.
- impersonate — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impetration — (obsolete) The act of impetrating, or obtaining by petition or entreaty.
- impetratory — to obtain by entreaty.