21-letter words containing a, c, t, o, f, u
- place of articulation — the location at which two speech organs approach or come together in producing a speech sound, as in the contact of the tongue and the teeth to form a dental sound. Also called point of articulation. Compare articulator (def 2).
- point of articulation — place of articulation.
- preacquisition profit — the retained profit of a company earned before a takeover and therefore not eligible for distribution as a dividend to the shareholders of the acquiring company
- reverberatory furnace — See at reverberatory (def 2).
- rutherford scattering — the scattering of an alpha particle through a large angle with respect to the original direction of motion of the particle, caused by an atom (Rutherford atom) with most of the mass and all of the positive electric charge concentrated at a center or nucleus.
- saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
- satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
- silicon tetrafluoride — a colorless, fuming gas, SiF 4 , used chiefly in the manufacture of fluosilicic acid.
- south pacific current — an ocean current that flows E in the South Pacific Ocean parallel to the Antarctic Circumpolar Current.
- sun protection factor — SPF.
- surface acoustic wave — an acoustic wave generated on the surface of a piezoelectric substrate: used as a filter in electronic circuits
- surface friction drag — the part of the drag on a body moving through a fluid that is dependent on the nature of the surface of the body
- surface of projection — the surface upon which an image or a set of points is projected.
- surface of revolution — a surface formed by revolving a plane curve about a given line.
- surface-to-underwater — (of a missile, message, etc.) traveling from the surface of the earth to a target underwater.
- tetrabromofluorescein — eosin (def 1).
- tumor necrosis factor — a protein, produced in humans and other animals, that is destructive to cells showing abnormally rapid growth: identical with cachectin. Abbreviation: TNF.
- union of south africa — former name for South Africa, Republic of.
- university of iceland — (body, education) The Home of Fjolnir.
- volunteers of america — a religious reform and relief organization, similar to the Salvation Army, founded in New York City in 1896 by Ballington Booth, son of William Booth, the founder of the Salvation Army. Abbreviation: VOA.
- water of constitution — water present in a molecule that cannot be removed without disrupting the molecule.
- without qualification — If something is stated or accepted without qualification, it is stated or accepted as it is, without the need for any changes.
- writ of habeas corpus — law: petition for hearing