DICT.TW Dictionary Taiwan

 Al·ter·na·tion n.
 1. The reciprocal succession of things in time or place; the act of following and being followed by turns; alternate succession, performance, or occurrence; as, the alternation of day and night, cold and heat, summer and winter, hope and fear.
 2. Math. Permutation.
 3. The response of the congregation speaking alternately with the minister.
 Alternation of generation. See under Generation.
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