Alternating current
Al″ter‐nat′ing cur″rent. (Elec.) A current which periodically changes or reverses its direction of flow.
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Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.
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Alternation
Al′ter‐na″tion (�), n. [L. alternatio: cf. F. alternation.] 1. The reciprocal succession of things in time or place; the act of following and being followed by turns; alternate ...
Alternative
Al‐ter″na‐tive (�), a. [Cf. F. alternatif.] 1. Offering a choice of two things.2. Disjunctive; as, an alternative conjunction.3. Alternate; reciprocal. Holland.
Alternative (2)
Al‐ter″na‐tive, n. [Cf. F. alternative, LL. alternativa.] 1. An offer of two things, one of which may be chosen, but not both; a choice between two things, so that if one is tak...
Alternatively
Al‐ter″na‐tive‐ly, adv. In the manner of alternatives, or that admits the choice of one out of two things.
Alternativeness
Al‐ter″na‐tive‐ness, n. The quality of being alternative, or of offering a choice between two.
Alternator
Al″ter‐na′tor (?), n.(Elec.) An electric generator or dynamo for producing alternating currents.
Alternity
Al‐ter″ni‐ty (�), n. [LL. alternitas.] Succession by turns; alternation. Sir T. Browne.
Althæa
{ ‖Al‐thæ″a, ‖Al‐the″a } (�), n.(Bot.) (a) A genus of plants of the Mallow family. It includes the officinal marsh mallow, and the garden hollyhocks. (b) An ornamental shrub (Hi...
Altheine
Al‐the″ine (�), n.(Chem.) Asparagine.
Althing
‖Al″thing (?), n. [Icel. (modern) alping, earlier alpingi; allr all + ping assembly. See All, and Thing.] The national assembly or parliament of Iceland. See Thing, n., 8.
Altho
Al‐tho″ (�), conj. Although.
Althorn
Alt″horn′ (�), n. [Alt + horn.] (Mus.) An instrument of the saxhorn family, used exclusively in military music, often replacing the French horn. Grove.
Although
Al‐though″ (�), conj. [All + though; OE. al thagh.] Grant all this; be it that; supposing that; notwithstanding; though.Although all shall be offended, yet will not I.Mark xiv. ...
Altiloquence
Al‐til″o‐quence (�), n. Lofty speech; pompous language. Bailey.
Altiloquent
Al‐til″o‐quent (�), a. [L. altus (adv. alte) high + loquens, p. pr. of loqui to speak.] High-sounding; pompous in speech. Bailey.
Altimeter
Al‐tim″e‐ter (�), n. [LL. altimeter; altus high + metrum, Gr. �, measure: cf. F. altimètre.] An instrument for taking altitudes, as a quadrant, sextant, etc. Knight.
Altimetry
Al‐tim″e‐try (�), n. [Cf. F. altimétrie.] The art of measuring altitudes, or heights.
Altincar
Al‐tin″car (�), n. See Tincal.
Altiscope
Al″ti‐scope (�), n. [L. altus high + Gr. � to view.] An arrangement of lenses and mirrors which enables a person to see an object in spite of intervening objects.
Altisonant
Al‐tis″o‐nant (ăl‐tĭs″ō̍‐nant), a. [L. altus high + sonans, p. pr. of sonare to sound.] High-sounding; lofty or pompous. Skelton.
Altisonous
Al‐tis″o‐nous (–nŭs), a. [L. altisonus.] Altisonant.
Altissimo
‖Al‐tis″si‐mo (�), n. [It.; superl. of alto.] (Mus.) The part or notes situated above F in alt.
Altitude
Al″ti‐tude (�), n. [L. altitudo, fr. altus high. Cf. Altar, Haughty, Enhance.] 1. Space extended upward; height; the perpendicular elevation of an object above its foundation, a...
Altitudinal
Al′ti‐tu″di‐nal (�), a. Of or pertaining to height; as, altitudinal measurements.
Altitudinarian
Al′ti‐tu′di‐na″ri‐an (�), a. Lofty in doctrine, aims, etc. Coleridge.
Altivolant
Al‐tiv″o‐lant (�), a. [L. altivolans. See Volant.] Flying high. Blount.