a change of position that does not entail a change of location | the act of moving smoothly along a surface while remaining in contact with it |
the act of changing location from one place to another | sloping channel through which things can descend |
the use of movements (especially of the hands) to communicate familiar or prearranged signals | a transparency mounted in a frame; viewed with a slide projector |
a formal proposal for action made to a deliberative assembly for discussion and vote | a small flat rectangular piece of glass on which specimens can be mounted for microscopic study |
a natural event that involves a change in the position or location of something | plaything consisting of a sloping chute down which children can slide |
an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object | (music) rapid sliding up or down the musical scale |
a state of change | (geology) the descent of a large mass of earth or rocks or snow etc. |