10-letter words containing a, c, h, r, y
- hyperchaos — (mathematics) A form of chaotic behaviour with at least two positive Lyapunov exponents.
- 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.
- hypermanic — pertaining to or affected by mania.
- hyperspace — a Euclidean space of dimension greater than three.
- hypersparc — (processor) The successor to the SuperSPARC processor, based on the SPARC ISA. The HyperSPARC has smaller caches than the SuperSPARC: 8kb on-chip and 256kb off-chip (compared with 36kb and 1Mb). The HyperSPARC's memory management is optimised for more efficient out-of-cache addressing which means quicker access to external (slower, cheaper) memory.
- hyporchema — a lively choral ode sung in ancient Greece in honor of Apollo or Dionysus.
- hysterical — of, relating to, or characterized by hysteria.
- hystorical — Nonstandard spelling of historical.
- lachrymals — Plural form of lachrymal.
- lachrymose — suggestive of or tending to cause tears; mournful.
- lathyritic — Of or pertaining to lathyrism.
- macrophyte — a plant, especially a marine plant, large enough to be visible to the naked eye.
- matriarchy — a family, society, community, or state governed by women.
- merchantry — (dated) The body of merchants taken collectively.
- moucharaby — a projecting second-storey window or balcony enclosed with latticework
- mycorrhiza — a symbiotic association of the mycelium of a fungus, especially a basidiomycete, with the roots of certain plants, in which the hyphae form a closely woven mass around the rootlets or penetrate the cells of the root.
- necrophagy — The eating of dead or decaying animal flesh.
- nonstarchy — Alternative spelling of non-starchy.
- ochlocracy — government by the mob; mob rule; mobocracy.
- pachymeter — an instrument for measuring thickness
- parastichy — one of a number of seemingly secondary spirals or oblique ranks winding around the stem or axis to the right and left in a spiral arrangement of leaves, scales, etc., where the internodes are short and the members closely crowded, as in the houseleek and the pine cone.
- parchingly — to make extremely, excessively, or completely dry, as heat, sun, and wind do.
- parenchyma — Botany. the fundamental tissue of plants, composed of thin-walled cells able to divide.
- paronychia — inflammation of the folds of skin bordering a nail of a finger or toe, usually characterized by infection and pus formation; felon.
- patriarchy — a form of social organization in which the father is the supreme authority in the family, clan, or tribe and descent is reckoned in the male line, with the children belonging to the father's clan or tribe.
- phylactery — Judaism. either of two small, black, leather cubes containing a piece of parchment inscribed with verses 4–9 of Deut. 6, 13–21 of Deut. 11, and 1–16 of Ex. 13: one is attached with straps to the left arm and the other to the forehead during weekday morning prayers by Orthodox and Conservative Jewish men.
- physiatric — physical medicine.
- physiocrat — one of a school of political economists who followed Quesnay in holding that an inherent natural order properly governed society, regarding land as the basis of wealth and taxation, and advocating a laissez-faire economy.
- polyarchic — a form of government in which power is vested in three or more persons.
- psychiatry — the practice or science of diagnosing and treating mental disorders.
- psychogram — a message believed to be written by a spirit or authored by psychical means
- pyracantha — firethorn.
- rachiotomy — (surgery) The surgical procedure of cutting, or making an incision in a vertebra.
- rhythmical — periodic, as motion, or a drumbeat.
- rock hyrax — an African and Middle Eastern hyrax of the genus Procavia that lives in rocky places.
- saccharify — to convert (starch) into sugar.
- schoolyard — a playground or sports field near a school.
- spycatcher — a person who works in counterintelligence to detect enemy espionage activities
- squirarchy — squirearchy.
- starchedly — in a starched manner
- switchyard — a railroad yard in which rolling stock is distributed or made up into trains.
- synchronal — synchronous.
- tachometry — any of various instruments for measuring or indicating velocity or speed, as of a machine, a river, or the blood.
- tachygraph — tachygraphic writing.
- tachymeter — any of several instruments for rapidly determining distances, directions, and differences of elevation.
- tachymetry — any of several instruments for rapidly determining distances, directions, and differences of elevation.
- tauromachy — the art or technique of bullfighting.
- trenchancy — incisive or keen, as language or a person; caustic; cutting: trenchant wit.
- trierarchy — the office of a trierarch.