Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for alternate in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)
- Adjective, noun
alternate (not comparable)
- Happening by turns; one following the other in succession of time or place; first one and then the other (repeatedly)
- Alternate picking is a guitar playing technique.
- (mathematics) 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.
- the alternate members 1, 3, 5, 7, etc.
- (US) Other; alternative.
- Hyperlinked text is displayed in alternate color in a Web browser.
- He lives in an alternate universe and an alternate reality.
- (botany, of leaves) Distributed singly at different heights of the stem, and at equal intervals as respects angular divergence.
- Many trees have alternate leaf arrangement (e.g. birch, oak and mulberry).
- (Can we find and add a quotation of Gray to this entry?)
- In British English this adjective means, according to OED and other sources, one after the other or similar. It does not mean the same as alternative, which OED specifically marks as an American meaning of alternate. In international English it is thus thought better to observe the British distinction: then the meanings of alternative and alternate will be clear to everyone.
alternate (plural alternates)
- That which alternates with something else; vicissitude.
- (US) A substitute; an alternative; one designated to take the place of another, if necessary, in performing some duty.
- (mathematics) A proportion derived from another proportion by interchanging the means.
- (US) A replacement of equal or greater value or function.
- (heraldry) Figures or tinctures that succeed each other by turns.
- (transitive) To perform by turns, or in succession; to cause to succeed by turns; to interchange regularly.
- 1701, Nehemiah Grew, Cosmologia Sacra:
- The most high God, in all things appertaining unto this life, for sundry wise ends alternates the disposition of good and evil.
- (intransitive) To happen, succeed, or act by turns; to follow reciprocally in place or time; followed by with.
- The flood and ebb tides alternate with each other.
- (intransitive) To vary by turns.
- The land alternates between rocky hills and sandy plains.
- (transitive, geometry) To perform an alternation (removal of alternate vertices) on (a polytope or tessellation); to remove vertices (from a face or edge) as part of an alternation.
- 1932, Harold Scott Macdonald Coxeter, The densities of the regular polytopes, part 2, reprinted in 1995, F. Arthur Sherk, Peter Mcmullen, Anthony C. Thompson, Asia Ivić Weiss (editors), Kaleidoscopes: Selected Writings of H. S. M. Coxeter, page 54:
- This case suggests that the alternation of a polyhedron should be bounded by actual vertex figures and alternated faces. The case of the cube is in agreement with this notion, since the alternated square is nothing.
- alternate at OneLook Dictionary Search
- The Manual of Heraldry, Fifth Edition, by Anonymous, London, 1862, online at 
- alternate in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
- alternate in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
- Douglas Harper (2001–2021), “alternate”, in Online Etymology Dictionary.
- inflection of :
- feminine plural of