11-letter words containing a, r, c, h
- archduchess — the wife or widow of an archduke
- archduchies — Plural form of archduchy.
- archdukedom — the territory ruled by an archduke or archduchess
- archegonial — relating to an archegonium
- archegonium — a female sex organ, occurring in mosses, spore-bearing vascular plants, and gymnosperms, that produces a single egg cell in its swollen base
- archenemies — Plural form of archenemy.
- archenteric — Of or pertaining to an archenteron.
- archenteron — the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
- archeologic — (American spelling) alternative spelling of archaeologic.
- archeometry — the branch of archaeology that deals with the dating of archaeological specimens through specific techniques, as radiocarbon dating and amino-acid dating.
- archicortex — (anatomy) Part of the allocortex, specifically three layered hippocampal cortexes necessary for hippocampus formation.
- archilochus — 7th century bc, Greek poet of Paros, notable for using his own experience as subject matter
- archimedean — of, relating to, or discovered by Archimedes.
- archipelago — An archipelago is a group of islands, especially small islands.
- architected — a person who engages in the profession of architecture.
- architector — (obsolete) An architect.
- architraved — having an architrave or architraves
- architraves — Plural form of architrave.
- archliberal — extremely liberal, especially in political thinking.
- archnemesis — A chief nemesis.
- archpriests — Plural form of archpriest.
- archtraitor — A chief or transcendent traitor.
- archvillain — A supreme villain; the most evil or powerful villain.
- arctic char — a char, Salvelinus alpinus, that occurs in northern and arctic seas
- arctic hare — a large hare, Lepus arcticus, of the Canadian Arctic whose fur is white in winter
- arctophilia — the practice of collecting teddy bears
- areographic — relating to areography
- aristarchus — a crater in the NE quadrant of the moon, having a diameter of about 37 kilometres, which is the brightest formation on the moon
- arith-matic — (language) An extension of Grace Hopper's A-2 programming language, developed in about 1955. ARITH-MATIC was originally known as A-3, but was renamed by the marketing department of Remington Rand UNIVAC.
- arithmetics — Plural form of arithmetic.
- arthrectomy — surgical excision of a joint
- arthritical — Also, arthritical. of, relating to, or afflicted with arthritis.
- arthroscope — a tubular instrument that is inserted into the capsule of a joint to examine the joint, extract tissue, etc
- arthroscopy — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- atherectomy — the removal of plaque from an artery by means of a tiny rotating cutting blade inserted through a catheter.
- atherogenic — causing atheroma
- atmospheric — Atmospheric is used to describe something which relates to the Earth's atmosphere.
- authorcraft — the skilled ability of an author
- autochanger — a device in a record player or CD player that enables a small stack of records or CDs to be dropped automatically onto the turntable or player tray one at a time and played separately
- autographic — of, for, or like an autograph or autographs
- automorphic — shaped and designed after oneself
- autotrophic — (of organisms such as green plants) capable of manufacturing complex organic nutritive compounds from simple inorganic sources such as carbon dioxide, water, and nitrates, using energy from the sun
- auxochromic — any radical or group of atoms that intensifies the color of a substance.
- auxotrophic — designating or of a mutant organism requiring more nutritional substances than its prototrophic parent because it has lost the ability to make a certain enzyme
- bachelordom — the state of being a bachelor; bachelorhood
- bachelorism — bachelorhood
- back anchor — a small anchor for backing a larger one.
- backbencher — A backbencher is a Member of Parliament who is not a minister and who does not hold an official position in their political party.
- backdraught — a reverse movement of air, gas, or liquid
- backhanders — Plural form of backhander.