12-letter words containing h, i, p, a, r
- apochromatic — (of a lens) almost free from spherical and chromatic aberration
- apostrophise — to address by apostrophe.
- apostrophize — to address an apostrophe to
- apothecaries — Plural form of apothecary.
- apparatchiks — a member of an apparat, especially in a Communist country.
- apprehending — Present participle of apprehend.
- apprehension — Apprehension is a feeling of fear that something bad may happen.
- apprehensive — Someone who is apprehensive is afraid that something bad may happen.
- archesporial — the primitive cell, or group of cells, that give rise to the cells from which spores are derived.
- archesporium — archespore.
- archetypical — Archetypical means the same as archetypal.
- archipallium — (anatomy) The oldest region of the brain's pallium, often considered contiguous with the olfactory cortex, but varying among species. In humans, the archipallium makes up the hippocampus.
- archipelagic — a large group or chain of islands: the Malay Archipelago.
- archipelagos — Plural form of archipelago.
- archiphoneme — an abstract linguistic unit representing two or more phonemes when the distinction between these has been neutralized: conventionally shown by a capital letter within slashes, as /T/ for /t/ and /d/ in German Rat and Rad
- arctophilist — a collector of teddy bears
- aristophanes — ?448–?380 bc, Greek comic dramatist, who satirized leading contemporary figures such as Socrates and Euripides. Eleven of his plays are extant, including The Clouds, The Frogs, The Birds, and Lysistrata
- aristophanic — 448?–385? b.c, Athenian comic dramatist.
- arsphenamine — a drug containing arsenic, formerly used in the treatment of syphilis and related infections
- arteriopathy — Any disease of the arteries.
- arthropathic — disease of the joints.
- arthroscopic — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- ashurbanipal — died ?626 bc, king of Assyria (?668–?626): son of Esarhaddon. He built the magnificent palace and library at Nineveh
- assessorship — the occupation, post or duties of a person who assesses, advises, or estimates
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- athwartships — from one side to the other of a vessel at right angles to the keel
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- attorneyship — The office or profession of an attorney.
- australopith — (archaeology, anthropology, paleonotology) Of or pertaining to the extinct hominid primates, of the genus Australopithecus, from the Pleistocene period.
- autographing — Present participle of autograph.
- automorphism — the practice of seeing others as having the same characteristics as oneself
- azathioprine — a synthetic drug that suppresses the normal immune responses of the body and is administered orally during and after organ transplantation and also in certain types of autoimmune disease. Formula: C9H7N7O2S
- bachelorship — the state of being a bachelor; bachelorhood
- barophoresis — the diffusion of suspended particles at a rate dependent on external forces
- bathing wrap — a loose robe to wear after bathing, often made of towelling
- bathygraphic — of or relating to the depths of the ocean
- bibliography — A bibliography is a list of books on a particular subject.
- biogeography — the branch of biology concerned with the geographical distribution of plants and animals
- biographical — Biographical facts, notes, or details are concerned with the events in someone's life.
- birth parent — a biological mother (birth mother) or biological father (birth father) a biological parent.
- branch point — Electricity. a point in an electric network at which three or more conductors meet.
- bright spark — If you say that some bright spark had a particular idea or did something, you mean that their idea or action was clever, or that it seemed clever but was silly in some way.
- brinkmanship — Brinkmanship is a method of behaviour, especially in politics, in which you deliberately get into dangerous situations which could result in disaster but which could also bring success.
- calligraphed — Simple past tense and past participle of calligraph.
- calligrapher — A calligrapher is a person skilled in the art of calligraphy.
- calligraphic — fancy penmanship, especially highly decorative handwriting, as with a great many flourishes: She appreciated the calligraphy of the 18th century.
- camphorating — Present participle of camphorate.
- cancerphobia — an excessive fear of getting cancer
- cardinalship — The office (or term of office) of a cardinal.