Definition of alternation in English:

alternation

Pronunciation /ɒltəˈneɪʃ(ə)n//ɔːltəˈneɪʃ(ə)n/

noun

  • [mass noun] The repeated occurrence of two things in turn:

    ‘the regular alternation of stressed and unstressed syllables’
    [count noun] ‘Ghana's climate is warm and humid, with distinct alternations between rainy summer and dry winters’

Pronunciation

alternation

/ɒltəˈneɪʃ(ə)n//ɔːltəˈneɪʃ(ə)n/