10-letter words containing h, a, p, l, o
- heptachlor — a highly toxic, light-tan, waxy solid, C 10 H 5 Cl 7 , used as an insecticide: its manufacture and use are restricted in the U.S.
- heptagonal — having seven sides or angles.
- heptathlon — an athletic contest for women comprising seven different track-and-field events and won by the contestant amassing the highest total score.
- hexaploidy — the condition of being a hexaploid
- hispaniola — an island in the West Indies, comprising the republic of Haiti and the Dominican Republic. 29,843 sq. mi. (77,293 sq. km).
- holdup man — a person who commits an armed robbery.
- holocarpic — (of a fungus) having the entire thallus converted into fruiting bodies.
- holographs — Plural form of holograph.
- holography — the process or technique of making holograms.
- holophotal — reflecting and redirecting all or a large amount of the light from a source
- holophrase — a word functioning as a phrase or sentence, as the imperative Go!
- holy place — somewhere sacred
- home plate — the base at which the batter stands and which a base runner must reach safely in order to score a run, typically a five-sided slab of whitened rubber set at ground level at the front corner of the diamond.
- homophilia — (dated) homosexuality.
- hospitable — receiving or treating guests or strangers warmly and generously: a hospitable family.
- hospitably — receiving or treating guests or strangers warmly and generously: a hospitable family.
- hospitaler — 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.
- hospitalet — a city in NE Spain, near Barcelona.
- houseplant — an ornamental plant that is grown indoors or adapts well to indoor culture.
- hyalograph — an instrument used in hyalography.
- hyalophane — a variety of orthoclase in which some of the potassium is replaced by barium.
- hyaloplasm — ground substance.
- hydroplane — a seaplane.
- hyoplastra — the second foremost pair of plastral bones in a turtle
- hyperbolas — Plural form of hyperbola.
- hyperfocal — relating to the distance beyond which a lens can be focused to produce satisfactory image quality
- hyperlocal — relating to or focused on a very small geographical community, as a neighborhood: hyperlocal news websites; hyperlocal advertising.
- hypoblasts — Plural form of hypoblast.
- hypodermal — Zoology. an underlayer of epithelial cells in arthropods and certain other invertebrates that secretes substances for the overlying cuticle or exoskeleton.
- hypohalite — (chemistry) any salt of a hypohalous acid, having a general formula M(OX)n.
- hypolimnia — Plural form of hypolimnion.
- hypolydian — denoting a plagal mode represented by the diatonic scale from D to D
- hypoplasia — Pathology. abnormal deficiency of cells or structural elements.
- hypothecal — (microbiology, planktology) Of or pertaining to the hypotheca, the lower half of the shell of certain types of plankton.
- island-hop — to travel from island to island, especially to visit a series of islands in the same chain or area.
- isocephaly — (of a composition) having the heads of all figures on approximately the same level.
- italophile — a person who admires Italian customs, traditions, etc.
- karyolymph — The liquid part of the nucleus of a cell.
- keogh plan — a pension plan for an unincorporated business entity or self-employed person.
- l'hospital — Guillaume François Antoine de [gee-yohm frahn-swa ahn-twan duh] /giˈyoʊm frɑ̃ˈswa ɑ̃ˈtwan də/ (Show IPA), 1661–1704, French mathematician.
- lagerphone — (Australia) A generally homemade percussion instrument consisting of crown cap beer bottle tops loosely nailed to a pole (often a broom handle) and a board mounted cross-ways on the pole (the head of the broom), and played by striking the pole on the ground or with a stick, by drawing the serrated stick across the pole, or by shaking the instrument. (From 1952.).
- lagomorphs — Plural form of lagomorph.
- lampholder — a fixture for an electric light bulb
- leafhopper — any of numerous leaping, homopterous insects of the family Cicadellidae that suck plant juices, many being serious crop pests.
- leucopathy — (dated) albinism.
- leukopathy — (pathology) depigmentation of the skin.
- lhasa apso — one of a breed of small terriers having a long, heavy coat, raised in Tibet as watchdogs.
- lipography — unintentional omission in writing, as of a specific letter or syllable.
- lithograph — a print produced by lithography.
- lithophane — a transparency made of thin porcelain or bone china having an intaglio design.