ternately

/ˈtɜːrnətli/
adverb
  1. In a way that involves three parts, groups, or repetitions; in sets of three.
    • The designer arranged the columns ternately, grouping them in threes across the facade.
    • The leaves grow ternately along the stem, with three leaflets at each node.
    • The data was organized ternately, with each set of three numbers representing a different variable.
Synonyms
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