15-letter words containing c, r, a, m
- analog computer — a mechanical, electrical, or electronic computer that performs arithmetical operations by using some variable physical quantity, such as mechanical movement or voltage, to represent numbers
- anamorphic lens — a component in the optical system of a film projector for converting standard 35mm film images into wide-screen format
- andromonoecious — (of a plant species) having hermaphrodite and male flowers on the same plant
- animal charcoal — carbon obtained from the carbonization of organic tissue of animals.
- anthropometrics — the science of measuring the size and proportions of the human body (called anthropometry), especially as applied to the design of furniture and machines.
- anthropomorphic — Anthropomorphic means relating to the idea that an animal, a god, or an object has feelings or characteristics like those of a human being.
- anti-commercial — of, relating to, or characteristic of commerce.
- anti-conformist — a person who conforms, especially unquestioningly, to the usual practices or standards of a group, society, etc.
- anti-radicalism — the holding or following of radical or extreme views or principles.
- antiarrhythmics — Plural form of antiarrhythmic.
- anticlericalism — opposed to the influence and activities of the clergy or the church in secular or public affairs.
- antihemorrhagic — That stops or reduces hemorrhage.
- antimonarchical — opposed to the monarchy
- antiromanticism — the opposition to romanticism
- apartment block — building: flats, apartments
- apical meristem — meristem at the apex of a root or shoot.
- apollo computer — (company) A company making workstations often used for CAD. From 1980 to 1987, Apollo were the largest manufacturer of network workstations. Apollo workstations ran Aegis, a proprietary operating system with a Posix-compliant Unix alternative frontend. Apollo's networking was particularly elegant, among the first to allow demand paging over the network, and allowing a degree of network transparency and low sysadmin-to-machine ratio that is still unmatched. Apollo's largest customers were Mentor Graphics (electronic design), GM, Ford, Chrysler, and Boeing (mechanical design). Apollo was acquired by Hewlett-Packard in 1989, and gradually closed down over the period 1990-1997.
- arabic numerals — the figures 1, 2, 3, 4, 5, 6, 7, 8, 9, and the 0 (zero) that originated in India; Hindu-Arabic numerals
- arc de triomphe — the triumphal arch in Paris begun by Napoleon I to commemorate his victories of 1805–6 and completed in 1836
- arch of triumph — Arc de Triomphe.
- archaeastronomy — (astronomy, archaeology) The historical, especially archeological, study of astronomy; the study of the astronomical systems and methods of ancient cultures often embracing the astrology and cosmology of the past.
- archaebacterium — Any primitive bacteria-like organism in the kingdom Archaea.
- archeoastronomy — the branch of archaeology that deals with the apparent use by prehistoric civilizations of astronomical techniques to establish the seasons or the cycle of the year, especially as evidenced in the construction of megaliths and other ritual structures.
- arithmetic mean — an average value of a set of integers, terms, or quantities, expressed as their sum divided by their number
- armenian church — the national Church of Armenia, founded in the early fourth century ad, the dogmas and liturgy of which are similar to those of the Orthodox Church
- armour-piercing — capable of penetrating armour plate
- arms inspection — the official checking of a country's weapons and other military equipment, usually to check that international agreements have been respected
- army air forces — a unit comprising almost all aviation, with its personnel, equipment, etc.: it became part of the Air Force on July 26, 1947.
- astrodynamicist — a person who studies astrodynamics
- asymmetric bars — a pair of wooden or fibreglass bars placed parallel to each other but set at different heights, for various exercises
- asymmetric time — musical time consisting of an odd number of beats in each bar divided into uneven combinations, such as 3 + 2, 4 + 3, 2 + 3 + 2, etc
- at the mercy of — in the power of
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- automatic drive — an automotive transmission requiring either very little or no manual shifting of gears.
- automatic rifle — a type of light machine gun capable of firing automatically or in single shots.
- automorphically — in an automorphic manner
- autorhythmicity — The quality of being autorhythmic, or generating its own rhythm, as for example the cells of the cardiac muscle do.
- badminton court — the court on which games of badminton are played
- baggage reclaim — the process of passengers' getting back the baggage that they have checked in for a flight
- ballroom dancer — a person who participates in ballroom dancing
- barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
- barium chromate — a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
- barrancabermeja — a city in N Colombia.
- bathroom scales — scales typically kept in a bathroom for people to weigh themselves
- bathymetrically — In a bathymetric way.
- bear animalcule — tardigrade (def 3).
- bear comparison — to be sufficiently similar in class or range to be compared with (something else), esp favourably
- black marketeer — A black marketeer is someone who sells goods on the black market.
- black sea bream — a sparid fish, Spondyliosoma cantharus, found in N Europe and the Mediterranean
- black september — a Palestinian Terrorist group, responsible for the assassinations of Israeli athletes at the Olympic Games at Munich in 1972