13-letter words containing a, c, h, s
- arachnivorous — Spider-eating.
- arachnoiditis — an inflammation of the arachnoid membrane
- archaeologist — a specialist in archaeology, the scientific study of prehistoric peoples and their cultures by analysis of their artifacts, inscriptions, monuments, etc.
- archaic smile — a conventional representation of the mouth characterized by slightly upturned corners of the lips, found especially on Greek sculpture produced prior to the 5th century b.c.
- archbishopric — the rank, office, or jurisdiction of an archbishop
- archduchesses — Plural form of archduchess.
- archeologists — archaeology.
- archeptolemus — (in the Iliad) the son of Iphitus who served as a charioteer for Hector.
- archipelagoes — Plural form of archipelago.
- architectures — Plural form of architecture.
- arias sanchez — Oscar. born 1940, Costa Rican statesman; president (1986–90, 2006–2010); Nobel peace prize 1987
- aristolochene — (organic compound) A bicyclic sesquiterpene produced by certain fungi.
- arthroscopies — Plural form of arthroscopy.
- as much again — twice as much
- aschaffenburg — a city in Germany, on the River Main in Bavaria: seat of the Imperial Diet (1447); ceded to Bavaria in 1814. Pop: 68 607 (2003 est)
- aschelminthes — a major grouping (formerly a phylum) of small-to-microscopic pseudocoelomate organisms, as the rotifers, nematodes, and gastrotriches, all of which are now classified as separate phyla.
- ashcan school — a group (formed c. 1908) of U.S. painters who promoted realistic painting based on the direct observation of everyday, esp. urban, events
- associateship — to connect or bring into relation, as thought, feeling, memory, etc.: Many people associate dark clouds with depression and gloom.
- asthmatically — In an asthmatic manner.
- astrophysical — Of or pertaining to astrophysics.
- atheistically — pertaining to or characteristic of atheists or atheism; containing, suggesting, or disseminating atheism: atheistic literature; atheistic people.
- athletic shoe — a shoe designed to be worn for sports, exercising, or recreational activity, as racquetball, jogging, or aerobic dancing.
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- auction house — a commercial company that specializes in selling items at auction
- audiographics — audiographic teleconferencing
- authenticates — Third-person singular simple present indicative form of authenticate.
- autocatharsis — a therapeutic process designed to free unconscious disturbances by having the patient write about his or her experiences, impressions, etc.
- autocephalous — (of an Eastern Christian Church) governed by its own national synods and appointing its own patriarchs or prelates
- autochthonous — (of rocks, deposits, etc) found where they and their constituents were formed
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- autorickshaws — Plural form of autorickshaw.
- autoschediasm — anything done with little forethought or preparation
- autoschediaze — to do or act with little forethought or preparation
- baby snatcher — a person who steals a baby from its pram
- bachelor seal — a young male seal, esp a fur seal, that has not yet mated
- bachelorettes — Plural form of bachelorette.
- back straight — a straight part of a circuit, esp of an athletics track or a racecourse, furthest from the finishing point
- backscratcher — an implement with a long handle, used for scratching one's back
- backstitching — Present participle of backstitch.
- bag-snatching — theft that involves snatching women's handbags
- balance shaft — a shaft in a vehicle engine that is designed to reduce the amount of vibration from other moving parts as it rotates
- balance sheet — A balance sheet is a written statement of the amount of money and property that a company or person has, including amounts of money that are owed or are owing. Balance sheet is also used to refer to the general financial state of a company.
- balch springs — a town in NE Texas.
- ballet school — a school where professional ballet dancers are trained
- baltic shield — the wide area of ancient rock in Scandinavia
- barber's itch — any of various fungal infections of the bearded portion of the neck and face
- base exchange — a nonprofit general store at a military base, for the sale of merchandise for personal use, refreshments, etc.
- basic english — a simplified form of English, proposed by C. K. Ogden and I. A. Richards, containing a vocabulary of approximately 850 of the commonest English words, intended as an international language
- batch-process — to perform batch processing on (files)
- beacon school — a notably successful school whose methods and practices are brought to the attention of the education service as a whole in order that they may be adopted by other schools