14-letter words containing a, t, r, o
- argumentations — Plural form of argumentation.
- aristocratical — aristocratic
- arkansas stone — a type of stone used as a whetstone for metal objects, especially knives.
- armour-plating — The armour-plating on a vehicle or building is the hard metal covering which is intended to protect it from gunfire and other missiles.
- arms inspector — a person who carries out an arms inspection
- aromatherapist — An aromatherapist is a person who is qualified to practise aromatherapy.
- arrondissement — the largest administrative subdivision of a department
- art collection — a collection of art works
- art exhibition — an exhibition of works of art such as pictures
- art historical — of or relating to the history of art or to its study: art historical documents on 16th-century painting.
- art-historical — of or concerned with the history of art
- arteriographic — relating to arteriography
- arthrocentesis — The clinical procedure of using a syringe to collect synovial fluid from a joint capsule, used in the diagnosis of gout, arthritis, and synovial infections.
- arthroconidium — A kind of asexual fungal spore, typically produced by segmentation of pre-existing fungal hyphae.
- arthrogryposis — (countable, pathology) The permanent fixation of a joint in a contracted position.
- arthroplasties — Plural form of arthroplasty.
- artifactitious — of, relating to, or of the nature of an artifact, or a man-made object that carries cultural significance.
- artisoft, inc. — (company, networking) A company, known for the LANtastic range of networking products. Originally providers of proprietary, peer-to-peer network hardware and software for small installations, Artisoft now also sells Ethernet and Novell-compatible hardware and software. Telephone: +1 (800) 809 1257. Address: Tucson, Arizona, USA; Phoenix, Arizona, USA.
- as a matter of — If you are going to do something as a matter of urgency or priority, you are going to do it as soon as possible, because it is important.
- assault course — An assault course is an area of land covered with obstacles such as walls which people, especially soldiers, use to improve their skills and strength.
- assault troops — soldiers of the infantry who are specially trained to lead an attack
- assert oneself — to insist on one's rights, or on being recognized
- asthenospermia — (medicine) Loss or reduction in the strength or energy of sperm cells, hence infertility. Not always infertile many are subfertile.
- asthenospermic — (medicine) Characterised by or pertaining to asthenospermia, hence infertile.
- asthenospheric — relating to the asthenosphere
- astigmatometer — an apparatus for measuring the degree of astigmatism.
- astrobiologist — a person who studies astrobiology
- astrochemistry — the study of the chemistry of celestial bodies and space, esp by means of spectroscopy
- astrocompasses — Plural form of astrocompass.
- astrogeologist — a person who studies astrogeology
- astrolithology — The science of aerolites.
- astrologically — In an astrological manner.
- astronavigator — One who performs astronavigation; an astronaut or space pilot.
- astronomically — of, relating to, or connected with astronomy.
- astrophysicist — An astrophysicist is someone who studies astrophysics.
- asynchronicity — (uncountable) The state of being asynchronous.
- asynchronistic — Not synchronistic.
- at (the) worst — You use at worst or at the worst to indicate that you are mentioning the worst thing that might happen in a situation.
- at close range — If you see or hit something at close range or from close range, you are very close to it when you see it or hit it. If you do something at a range of half a mile, for example, you are half a mile away from it when you do it.
- at loggerheads — If two or more people or groups are at loggerheads, they disagree very strongly with each other.
- at one's mercy — compassionate or kindly forbearance shown toward an offender, an enemy, or other person in one's power; compassion, pity, or benevolence: Have mercy on the poor sinner.
- at one's peril — If you say that someone does something at their peril, you are warning them that they will probably suffer as a result of doing it.
- at one's worst — When someone is at their worst, they are as unpleasant, bad, or unsuccessful as it is possible for them to be.
- atomic orbital — Physics, Chemistry. a wave function describing the state of a single electron in an atom (atomic orbital) or in a molecule (molecular orbital) the electron in that state.
- atomic reactor — reactor (def 4).
- atomic veteran — a veteran of the armed forces who was exposed to radioactivity during the testing or use of nuclear (atomic) weapons in World War II or subsequent wars.
- atomic warfare — war in which nuclear weapons are used
- atomic-powered — powered by atomic energy
- attrition rate — the rate at which customers or subscribers switch from one supplier to another
- auction bridge — a variety of bridge, now generally superseded by contract bridge, in which all the tricks made score towards the game