motion

a natural event that involves a change in the position or location of something

the use of movements (especially of the hands) to communicate familiar or prearranged signals

a change of position that does not entail a change of location

• “the reflex motion of his eyebrows revealed his surprise”
• “movement is a sign of life”
• “an impatient move of his hand”
• “gastrointestinal motility”

a state of change

• “they were in a state of steady motion”

a formal proposal for action made to a deliberative assembly for discussion and vote

• “he made a motion to adjourn”
• “she called for the question”

the act of changing location from one place to another

• “police controlled the motion of the crowd”
• “the movement of people from the farms to the cities”
• “his move put him directly in my path”

an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object

• “the cinema relies on apparent motion”
• “the succession of flashing lights gave an illusion of movement”

show, express or direct through movement

• “He gestured his desire to leave”