a change of position that does not entail a change of location | a movement like that of a sudden occurrence or increase in a specified phenomenon |
the act of changing location from one place to another | a hairdo that creates undulations in the hair |
the use of movements (especially of the hands) to communicate familiar or prearranged signals | the act of signaling by a movement of the hand |
a formal proposal for action made to a deliberative assembly for discussion and vote | (physics) a movement up and down or back and forth |
a natural event that involves a change in the position or location of something | one of a series of ridges that moves across the surface of a liquid (especially across a large body of water) |
an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object | something that rises rapidly |
a state of change | a persistent and widespread unusual weather condition (especially of unusual temperatures) |
| an undulating curve |