15-letter words containing t, r, o, n
- anticardiolipin — (medicine, immunology) Directed against cardiolipin.
- anticholesterol — an agent which acts against cholesterol, either as an antibody produced naturally by many mammals or in the form of a drug
- anticholinergic — blocking nerve impulses through the parasympathetic nerves
- antiferromagnet — a material which exhibits antiferromagnetism
- antiforeclosure — opposed to the process of foreclosure
- antihemorrhagic — That stops or reduces hemorrhage.
- antilock brakes — brakes fitted to some road vehicles that prevent skidding and improve control by sensing and compensating for overbraking
- antimonarchical — opposed to the monarchy
- antipornography — opposed to or acting against pornography
- antiprogressive — opposed to or acting against progression in society
- antirationalism — the opposition to rationalism
- antirationalist — opposed to rationalism
- antirationality — the opposition to rationality
- antiremonstrant — the party that opposed the Remonstrants
- antiretrovirals — Plural form of antiretroviral.
- antiromanticism — the opposition to romanticism
- antisegregation — opposed to or acting against segregration
- antitheoretical — opposed to or contradicting a theory
- antitraditional — opposed to or acting with disregard for tradition
- antituberculous — (medicine) Acting to combat or counteract tuberculosis.
- aortic stenosis — abnormal narrowing of the aorta, especially of its orifice, usually as a result of rheumatic fever or embryologic anomalies.
- apartment block — building: flats, apartments
- apartment hotel — a hotel that rents furnished apartments or suites suitable for housekeeping, on a weekly or more permanent basis, and usually supplies all hotel services.
- apartment house — a building containing a number of residential apartments.
- apolipoproteins — Plural form of apolipoprotein.
- apprentice work — work done when young and a novice
- appropinquation — the action of approaching
- appropriateness — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approval rating — approval of a politician as shown by opinion polls
- approximateness — The quality of being approximate.
- arbitration bar — a bar of cast iron used as a sample for the batch to which it belongs.
- 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.
- archaeobotanist — A person engaged in archaeobotany.
- 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.
- architectonical — Alternative form of architectonic.
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- armaments depot — a store for armaments
- arms inspection — the official checking of a country's weapons and other military equipment, usually to check that international agreements have been respected
- army-navy store — a retail store selling a stock of surplus army, naval, and other military apparel and goods, often at bargain rates.
- around the bend — to force (an object, especially a long or thin one) from a straight form into a curved or angular one, or from a curved or angular form into some different form: to bend an iron rod into a hoop.
- around the horn — (thrown) from third base to second to first in trying for a double play
- arrondissements — Plural form of arrondissement.
- arterialization — to convert (venous blood) into arterial blood by the action of oxygen in the lungs.
- asian shorthair — a generic term for a group of breeds of short-haired cat of Burmese type, including the Bombay
- astrodynamicist — a person who studies astrodynamics
- astronautically — In an astronautic way.
- astronavigation — celestial navigation
- at short notice — Notice is used in expressions such as 'at short notice', 'at a moment's notice' or 'at twenty-four hours' notice', to indicate that something can or must be done within a short period of time.
- at the controls — If someone is at the controls of a machine or other piece of equipment, they are operating it.
- atrabiliousness — The state or quality of being characterized by melancholy or glumness.