| scala | Origin: L, a ladder. 1. <surgery> A machine formerly employed for reducing dislocations of the humerus. 2. <anatomy> A term applied to any one of the three canals of the cochlea. Source: Websters Dictionary (01 Mar 1998) |
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| scala media | Spiral tube in the bony canal of the cochlea, lying on its outer wall between the scala vestibuli and scala tympani. (12 Dec 1998) |
| scala tympani | The lower tube of the cochlea, extending from the round window to the helicotrema and containing perilymph. (12 Dec 1998) |
| scala vestibuli | The division of the spiral canal of the cochlea lying on the apical side of the spiral lamina and vestibular membrane. Synonym: vestibular canal. (05 Mar 2000) |
| scalar | <mathematics> In the quaternion analysis, a quantity that has magnitude, but not direction; distinguished from a vector, which has both magnitude and direction. Source: Websters Dictionary (01 Mar 1998) |
| scalar electrocardiogram | Electrocardiographic lead output that can be displayed on one plane of the body in contradistinction to vector electrocardiogram in which the display is on two or more planes. (05 Mar 2000) |
| scalaria | <zoology> Any one of numerous species of marine gastropods of the genus Scalaria, or family Scalaridae, having elongated spiral turreted shells, with rounded whorls, usually crossed by ribs or varices. The colour is generally white or pale. Synonym: ladder shell, and wentletrap. See Ptenoglossa, and Wentletrap. Origin: L, flight of steps. Source: Websters Dictionary (01 Mar 1998) |
| scalariform | Having a ladder-like pattern. (09 Oct 1997) |
| Lowenberg's scala | Spiral tube in the bony canal of the cochlea, lying on its outer wall between the scala vestibuli and scala tympani. (12 Dec 1998) |
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