Alternation

==English==
===Etymology===
Latin alternatio: compare with French alternation.
===Pronunciation===
* 
* 
===Noun===
# The reciprocal succession of (normally two) 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.
# The response of the congregation speaking alternately with the minister.
# ablaut
# The "inclusive or" truth function.
# A sequence that alternates between positive and negative values. (Sometimes wrongly used to mean a permutation.)
====Translations====
* Bulgarian: , 
* Croatian: 
* Esperanto: 
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