18-letter words containing o, s, m, l
- a farewell to arms — a novel (1929) by Ernest Hemingway.
- able-bodied seaman — an ordinary seaman, esp one in the merchant navy, who has been trained in certain skills
- abominable snowman — a large legendary manlike or apelike creature, alleged to inhabit the Himalayan Mountains
- absolute magnitude — the apparent magnitude a given star would have if it were situated at a distance of 10 parsecs (32.6 light years) from the earth
- adenosylmethionine — (biochemistry) An adenosyl derivative of methionine that is a common co-substrate involved in transmethylation.
- ailanthus silkworm — a green silkworm, Samia walkeri, introduced into the U.S. from China, that feeds on the leaves of the ailanthus.
- air-to-air missile — a missile fired from an aircraft that targets other aircraft in flight
- air-to-sea missile — a missile fired from an aircraft that has a target on the sea
- alexius i comnenus — 1048–1118, ruler of the Byzantine Empire (1081–1118)
- all the same to me — If you say 'It's all the same to me', you mean that you do not care which of several things happens or is chosen.
- almoner's cupboard — a cupboard with pierced doors, formerly used as a storage place for food.
- anthropomorphously — In an anthropomorphous manner; in a manner resembling that of a human.
- anti-commercialism — the principles, practices, and spirit of commerce.
- anti-scholasticism — narrow adherence to traditional teachings, doctrines, or methods.
- aphrodite of melos — a Greek statue of Venus in marble, c200 b.c., found in 1820 on Melos and now in the Louvre, Paris.
- assignment problem — (mathematics, algorithm) (Or "linear assignment") Any problem involving minimising the sum of C(a, b) over a set P of pairs (a, b) where a is an element of some set A and b is an element of set B, and C is some function, under constraints such as "each element of A must appear exactly once in P" or similarly for B, or both. For example, the a's could be workers and the b's projects. The problem is "linear" because the "cost function" C() depends only on the particular pairing (a, b) and is independent of all other pairings.
- ast computers, llc — (company) The private company formed in January 1999 when Mr. Beny Alagem, the former chairman of Packard Bell NEC, Inc., bought the name and intellectual property of AST Research, Inc.. AST Computers, LLC provide hardware, software, and services for small US businesses. Address: Los Angeles, CA, USA.
- astronomical clock — a complex clock showing astronomical phenomena, such as the phases of the moon
- at someone's elbow — very close to someone; easy to reach
- awnless bromegrass — Hungarian bromegrass.
- backus normal form — Backus-Naur Form
- ballistocardiogram — a tracing made by a ballistocardiograph
- barium thiosulfate — a white, crystalline, water-insoluble, poisonous solid, BaS 2 O 3 ⋅H 2 O, used chiefly in the manufacture of explosives, matches, paints, and varnishes.
- basal conglomerate — a conglomerate deposited on an erosion surface and constituting the bottom layer of a stratigraphic series.
- be lost on someone — If advice or a comment is lost on someone, they do not understand it or they pay no attention to it.
- best-ball foursome — a match, scored by holes, between two pairs of players, in which the score of the lower scoring member of each pair is taken as their score for the hole.
- bitwise complement — The bitwise complement of a bit field is a bit field of the same length but with each zero changed to a one and vice versa. This is the same as the ones complement of a binary integer.
- bloggs family, the — An imaginary family consisting of Fred and Mary Bloggs and their children. Used as a standard example in knowledge representation to show the difference between extensional and intensional objects. For example, every occurrence of "Fred Bloggs" is the same unique person, whereas occurrences of "person" may refer to different people. Members of the Bloggs family have been known to pop up in bizarre places such as the DEC Telephone Directory. Compare Mbogo, Dr. Fred.
- boltzmann constant — the ratio of the gas constant to the Avogadro constant, equal to 1.380 650 × 10–23 joule per kelvin
- bomb disposal unit — a unit of the police or armed services specializing in bomb disposal
- bring someone luck — If you say that something brings bad luck or brings someone good luck, you believe that it has an influence on whether good or bad things happen to them.
- british somaliland — a former British protectorate (1884–1960) in E Africa, on the Gulf of Aden: united with Italian Somaliland in 1960 to form Somalia (or the Somali Republic); in 1991 the self-styled republic of Somaliland, covering the same area as the former British Somaliland, declared itself independent and continues to function largely as a separate entity, though without international recognition
- burkitt's lymphoma — a cancer characterized by tumors containing lymphoid cells, occurring esp. in children, in the jaw, eyes, and internal organs: it is associated with the Epstein-Barr virus
- calliper compasses — an instrument for measuring internal or external dimensions, consisting of two steel legs hinged together
- carolina jessamine — a vine, Gelsemium sempervirens, of the southern U.S. and Central America, of the logania family, having glossy, lance-shaped leaves and fragrant yellow flowers: the state flower of South Carolina.
- castration complex — an unconscious fear of having one's genitals removed, as a punishment for wishing to have sex with a parent
- catalonian jasmine — a shrub, Jasminum grandiflorum, of India, having crimson-tinged, fragrant white flowers, grown as an ornamental and for perfume.
- catskill mountains — a mountain range in SE New York State: resort. Highest peak: Slide Mountain, 1261 m (4204 ft)
- centum call second — (unit) (CCS) A unit used (in North America) to quantify the total traffic running in a network. 1 CCS is 100 call-seconds. That means 1 CCS could be 2 calls of 50 seconds duration or 20 calls of 5 seconds duration.
- chinese watermelon — a tropical Asian vine, Benincasa hispida, of the gourd family, having a brown, hairy stem, large, solitary, yellow flowers, and white, melonlike fruit.
- chronic alcoholism — long-term alcohol addiction
- circular dichroism — selective absorption of one of the two possible circular polarizations of light.
- circulatory system — the system concerned with the transport of blood and lymph, consisting of the heart, blood vessels, lymph vessels, etc
- citizen journalism — the involvement of non-professionals in reporting news, esp in blogs and other websites
- coffee-table music — unadventurous music
- collision diameter — the distance between the centers of two colliding molecules when at their closest point of approach.
- common-law husband — a man considered to be a woman's husband after the couple have cohabited for several years
- commonwealth games — an event held every four years in which sportspeople from the countries of the Commonwealth compete
- community hospital — (in the US) a local hospital
- compassionlessness — The quality, state, or condition of being compassionless; uncompassion.
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