undulate


From The Collaborative International Dictionary of English v.0.48:

Undulate \Un"du*late\, a. [L. undulatus undulated, wavy, a dim.
   from unda a wave; cf. AS. ??, Icel. unnr; perhaps akin to E.
   water. Cf. Abound, Inundate, Redound, Surround.]
   Same as Undulated.
   [1913 Webster]
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From The Collaborative International Dictionary of English v.0.48:

Undulate \Un"du*late\, v. t. [imp. & p. p. Undulated; p. pr. &
   vb. n. Undulating.]
   To cause to move backward and forward, or up and down, in
   undulations or waves; to cause to vibrate.
   [1913 Webster]

         Breath vocalized, that is, vibrated and undulated.
                                                  --Holder.
   [1913 Webster]
.

From The Collaborative International Dictionary of English v.0.48:

Undulate \Un"du*late\, v. i.
   To move in, or have, undulations or waves; to vibrate; to
   wave; as, undulating air.
   [1913 Webster]
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