| illusion of movement | Successive stimulation of neighboring retinal points which causes the sensation of movement. Oculogravic illusion, apparent movement of the visual field when the body is subjected to acceleration; due to gravity. Oculogyral illusion, an illusion occurring in angular acceleration in which the position of fixed light appears to drift. Optical illusion, a false interpretation of the colour, form, size, or movement of a visual sensation. (05 Mar 2000) |
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| opening movement | In dentistry, movement of the mandible executed during jaw separation. (05 Mar 2000) |
| tooth movement | Orthodontic techniques used to correct the malposition of a single tooth. (12 Dec 1998) |
| translatory movement | The motion of the body at any instant when all points within the body are moving at the same velocity and in the same direction. (05 Mar 2000) |
| fixational ocular movement | Rotation of the eyes during voluntary fixation on an object; tremors, flicks, and drifts occur. (05 Mar 2000) |
| foetal movement | <obstetrics> Movement of the foetus in the womb perceived by the mother and felt by palpation of the abdomen. The first foetal movements felt by the mother during pregnancy (quickening) are usually between18 and 22 weeks of pregnancy. (08 Mar 2000) |
| lateral movement | In dentistry, movement of the mandible to the side. (05 Mar 2000) |
| fusional movement | A reflex movement that tends to move the visual axes to the object of fixation so that stereoscopic vision is possible. (05 Mar 2000) |