| oscillator | Something that changes regularly or cyclically. Examples: oscillator neurons, which generate regular breathing or locomotory rhythms, slime moulds which secrete cyclic AMP in regular pulses. (18 Nov 1997) |
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| oscillatoria | <botany> Same as Oscillaria. Origin: NL. See Oscillatory. Source: Websters Dictionary (01 Mar 1998) |
| Oscillatoria princeps | Large cyanobacterium that exhibits gliding movements, possibly involving the activity of helically arranged cytoplasmic fibrils of 6-9nm diameter. (18 Nov 1997) |
| oscillatory | Moving, or characterised by motion, backward and forward like a pendulum; swinging; oscillating; vibratory; as, oscillatory motion. Origin: Cf. F. Oscillatoire. See Oscillate. Source: Websters Dictionary (01 Mar 1998) |
| oscillatory potential | The variable voltage in the positive deflection of the electroretinogram (B-wave) of the dark-adapted eye arising from amacrine cells. (05 Mar 2000) |