alternation.

listen to the pronunciation of alternation.
Английский Язык - Английский Язык
alternity
The response of the congregation speaking alternately with the minister
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
A sequence that alternates between positive and negative values. (Sometimes wrongly used to mean a permutation.)
The "inclusive or" truth function
ablaut
{n} a mutual change or succession
being regularly exchangeable
successive change from one thing or state to another and back again
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
Permutation
successive change from one thing or state to another and back again being regularly exchangeable
{i} interchanging, taking turns, rotation, substitution
alternation.
Избранное