| voluntary nystagmus | Pendular nystagmus in which the individual causes an extremely fine and rapid horizontal oscillation of the eyes. The nystagamus consists of back-to-back saccades and is seldom done for more than a few seconds at a time. (05 Mar 2000) |
|---|---|
| voluntary workers | Persons who donate their services. (12 Dec 1998) |
| hospitals, voluntary | Private, not-for-profit hospitals that are autonomous, self-established, and self-supported. (12 Dec 1998) |