13-letter words containing a, c, h, y
- fancy (that)! — can you imagine (that)!
- fatty alcohol — any of several long-chain alcohols from animals or plants, analogous to the fatty acids, used in pharmaceuticals, cosmetics, detergents, plastics, etc.
- fish hatchery — a facility where fish eggs are hatched and the fry raised, especially to stock lakes, streams, and ponds.
- french pastry — fine, rich, or fancy dessert pastry, especially made from puff paste and filled with cream or fruit preparations.
- geochemically — In a geochemical manner.
- geophysically — In a geophysical manner; in terms of geophysics.
- graphemically — In terms of or by means of graphemes.
- gynaecophobia — (psychology) An irrational fear of women.
- hackney coach — hackney (def 1).
- haemodynamics — a branch of physiology that deals with the circulation of the blood
- hallucinatory — pertaining to or characterized by hallucination: hallucinatory visions.
- hard currency — money that is backed by gold reserves and is readily convertible into foreign currencies.
- haskell curry — (person) Haskell Brooks Curry (1900-09-12 - 1982-09-01). The logician who re-invented and developed combinatory logic. The functional programming language Haskell was named after him.
- heat capacity — the heat required to raise the temperature of a substance one degree.
- heavenly city — the abode of God and His saints; heaven. Rev. 21:2.
- heavy cruiser — a naval cruiser having 8-inch (20.3-cm) guns as its main armament.
- hemacytometer — hemocytometer.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- hemolymphatic — a fluid in the body cavities and tissues of invertebrates, in arthropods functioning as blood and in some other invertebrates functioning as lymph.
- heptasyllabic — having seven syllables
- heuristically — serving to indicate or point out; stimulating interest as a means of furthering investigation.
- hexadactylism — Sexdactyly.
- hexadactylous — hexadactylic
- hockey player — sportsperson: plays hockey
- holy alliance — a league formed by the principal sovereigns of Europe in 1815 with the professed object of promoting Christian brotherhood but the practical object of repressing democratic revolutions and institutions. The English and Turkish rulers and Pope Pius VII did not join the league.
- holy mackerel — astonishment
- homiletically — In a homiletic fashion.
- 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.
- honorifically — In a honorific manner.
- horologically — of or relating to horology.
- hubristically — in a presumptuous or arrogant manner
- human ecology — ecology (def 4).
- hyacinth bean — an Old World tropical vine, Dolichos lablab, of the legume family, having purple or white flowers and black or white seeds in a papery, beaked pod.
- hydraulic ram — a device by which the energy of descending water is utilized to raise a part of the water to a height greater than that of the source.
- hydraulically — operated by, moved by, or employing water or other liquids in motion.
- hydraulicking — a type of mining that uses water to move rock
- hydroaerobics — aerobic exercises performed in water, as in a swimming pool.
- hydrocephalic — of or relating to hydrocephalus.
- hydrocephalus — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrocracking — the cracking of petroleum or the like in the presence of hydrogen.
- hydrodynamics — the branch of fluid dynamics that deals with liquids, including hydrostatics and hydrokinetics.
- hydrofracking — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydrofracture — (geology) Rock fracture caused by the pressure of freezing water.
- hydropathical — Alternative form of hydropathic.
- hydrostatical — Alternative form of hydrostatic.
- hygrometrical — Alternative form of hygrometric.
- hyperactivate — (biology) To cause or undergo hyperactivation.
- hyperactively — In a hyperactive manner.
- hyperactivity — the condition of being hyperactive.
- hypercalcemia — an abnormally large amount of calcium in the blood.