ALTERNATE

ALTERN'ATE, adjective [Latin alternatus.]1. Being by turns; one following the other in succession of time or place; hence reciprocal.And bid alternate passions fall and rise.2. In botany branches and leaves are alternate when they rise higher on opposite sides alternately, come out singly, and follow in gradual order.Alternate alligation. [See Alligation.]Alternate angles, in geometry, the internal angles made by a line cutting two parallels, and lying on opposite sides of the cutting line; the one below the first parallel, and the other above the second.In heraldry, the first and fourth quarters, and the second and third, are usually of the same nature, and are called alternate quarters.ALTERN'ATE, noun That which happens by turns with something else; vicissitude.AL'TERNATE, verb transitive [Latin alterno. See Alter. With the accent on the second syllable, the participle alternating can hardly be pronounced.]To perform by turns, or in succession; to cause to succeed by turns; to change one thing for another reciprocally; as, God alternates good and evil.AL'TERNATE, verb intransitive 1. To happen or to act by turns; as, the flood and ebb tides alternate with each other.2. To follow reciprocally in place.Different species alternating with each other.

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Al‐ter″nate (?; 277), a. [[L. alternatus, p. p. of alternate, fr. alternus. See Altern, Alter.]] 1. 1. Being or succeeding by turns; one following the other in succession of time or place; by turns first one and then the other; hence, reciprocal.
And bid alternate passions fall and rise. Pope. 2. 2. Designating the members in a series, which regularly intervene between the members of another series, as the odd or even numbers of the numerals; every other; every second; as, the alternate members 1, 3, 5, 7, etc. ; read every alternate line.
3. 3. (Bot.) Distributed, as leaves, singly at different heights of the stem, and at equal intervals as respects angular divergence. Gray.
Alternate alligation. See Alligation. — Alternate angles (Geom.), the internal and angles made by two lines with a third, on opposite sides of it. It the parallels AB, CD, are cut by the line EF, the angles AGH, GHD, as also the angles BGH and GHC, are called alternate angles. — Alternate generation. (Biol.) See under Generation.