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7 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 mo·tion /ˈmoʃən/

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 mo·tion /ˈmoʃən/ 名詞

From: Network Terminology


From: Webster's Revised Unabridged Dictionary (1913)

 Mo·tion n.
 1. The act, process, or state of changing place or position; movement; the passing of a body from one place or position to another, whether voluntary or involuntary; -- opposed to rest.
 Speaking or mute, all comeliness and grace
 attends thee, and each word, each motion, forms.   --Milton.
 2. Power of, or capacity for, motion.
    Devoid of sense and motion.   --Milton.
 3. Direction of movement; course; tendency; as, the motion of the planets is from west to east.
    In our proper motion we ascend.   --Milton.
 4. Change in the relative position of the parts of anything; action of a machine with respect to the relative movement of its parts.
    This is the great wheel to which the clock owes its motion.   --Dr. H. More.
 5. Movement of the mind, desires, or passions; mental act, or impulse to any action; internal activity.
    Let a good man obey every good motion rising in his heart, knowing that every such motion proceeds from God.   --South.
 6. A proposal or suggestion looking to action or progress; esp., a formal proposal made in a deliberative assembly; as, a motion to adjourn.
    Yes, I agree, and thank you for your motion.   --Shak.
 7. Law An application made to a court or judge orally in open court.  Its object is to obtain an order or rule directing some act to be done in favor of the applicant.
 8. Mus. Change of pitch in successive sounds, whether in the same part or in groups of parts.
    The independent motions of different parts sounding together constitute counterpoint.   --Grove.
 Note:Conjunct motion is that by single degrees of the scale. Contrary motion is that when parts move in opposite directions. Disjunct motion is motion by skips. Oblique motion is that when one part is stationary while another moves. Similar or direct motion is that when parts move in the same direction.
 9. A puppet show or puppet. [Obs.]
    What motion's this? the model of Nineveh?   --Beau. & Fl.
 Note:Motion, in mechanics, may be simple or compound. Simple motions are: (a) straight translation, which, if of indefinite duration, must be reciprocating. (b) Simple rotation, which may be either continuous or reciprocating, and when reciprocating is called oscillating. (c) Helical, which, if of indefinite duration, must be reciprocating. Compound motion consists of combinations of any of the simple motions.
 Center of motion, Harmonic motion, etc. See under Center, Harmonic, etc.
 Motion block Steam Engine, a crosshead.
 Perpetual motion Mech., an incessant motion conceived to be attainable by a machine supplying its own motive forces independently of any action from without.  According to the law of conservation of energy, such perpetual motion is impossible, and no device has yet been built that is capable of perpetual motion.
 Syn: -- See Movement.

From: Webster's Revised Unabridged Dictionary (1913)

 Mo·tion, v. i. [imp. & p. p. Motioned p. pr. & vb. n. Motioning.]
 1. To make a significant movement or gesture, as with the hand; as, to motion to one to take a seat.
 2. To make proposal; to offer plans. [Obs.]

From: Webster's Revised Unabridged Dictionary (1913)

 Mo·tion, v. t.
 1. To direct or invite by a motion, as of the hand or head; as, to motion one to a seat.
 2. To propose; to move. [Obs.]
    I want friends to motion such a matter.   --Burton.

From: WordNet (r) 2.0

      n 1: a natural event that involves a change in the position or
           location of something [syn: movement]
      2: the use of movements (especially of the hands) to
         communicate familiar or prearranged signals [syn: gesture]
      3: 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" [syn: movement,
          move, motility]
      4: a state of change; "they were in a state of steady motion"
         [ant: motionlessness]
      5: 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" [syn: question]
      6: 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" [syn: movement, move]
      7: 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" [syn: apparent
         motion, apparent movement, movement]
      v : show, express or direct through movement; "He gestured his
          desire to leave" [syn: gesticulate, gesture]