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undulation

un·du·la·tion

undulation

 
pronunciation:
uhn dy leI shn [or] uhn j leI shn
features:
Word Combinations (noun)
part of speech: noun
definition 1: a wavelike motion or alternation.
similar words:
roll, ruffle, wave
definition 2: a wavy form, surface, edge, or appearance.
similar words:
roll
definition 3: one of a series of waves or wavelike bends or curves.
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