undulatory
adjective
un·du·la·to·ry
| \ ˈən-jə-lə-ˌtȯr-ē
, ˈən-dyə-, ˈən-də-\
, ˈən-dyə-, ˈən-də-\
Definition of undulatory
: of or relating to undulation : moving in or resembling waves : undulating
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