| noct- | Nocturnal. See: nycto-. Origin: L. Nox, night (05 Mar 2000) |
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| noctalbuminuria | A pathological increase of albumin in urine excreted during the evening, a rarely observed event. Origin: L. Nox, night, + albuminuria (05 Mar 2000) |
| noctambulation | <psychiatry, neurology> Sleepwalking, rising out of bed and walking about during an apparent state of sleep, usually occurring in the first third of the night and lasting a few minutes to a half hour. Origin: L. Somnus = sleep, ambulare = to walk (18 Nov 1997) |
| noctambulism | <psychiatry, neurology> Sleepwalking, rising out of bed and walking about during an apparent state of sleep, usually occurring in the first third of the night and lasting a few minutes to a half hour. Origin: L. Somnus = sleep, ambulare = to walk (18 Nov 1997) |
| noctilionid | <zoology> A South American bat of the genus Noctilio, having cheek pouches and large incisor teeth. Origin: Etymol. Uncertain. Source: Websters Dictionary (01 Mar 1998) |
| Noctiluca | <organism> A bioluminescent dinoflagellate. Responsible for many instances of marine phosphorescence. (18 Nov 1997) |
| noctilucin | <zoology> A fatlike substance in certain marine animals, to which they owe their phosphorescent properties. Source: Websters Dictionary (01 Mar 1998) |
| noctilucine | <zoology> Of or pertaining to Noctiluca. Source: Websters Dictionary (01 Mar 1998) |
| noctiphobia | <psychology> Morbid dread of night and its darkness and silence. Origin: noct-+ phobia (05 Mar 2000) |
| noctivagant | <zoology> Going about in the night; night-wandering. Origin: L. Nox, noctis, night + vagans, p.pr. Of vagari to wander about. Source: Websters Dictionary (01 Mar 1998) |
| noctograph | 1. A kind of writing frame for the blind. 2. An instrument or register which records the presence of watchmen on their beats. Origin: L. Nox, noctis, night + -graph. Source: Websters Dictionary (01 Mar 1998) |
| noctuid | <zoology> Any one of numerous moths of the family Noctuidae, or Noctuaelitae, as the cutworm moths, and armyworm moths; so called because they fly at night. Of or pertaining to the noctuids, or family Noctuidae. Origin: From L. Nox, noctis, night. Source: Websters Dictionary (01 Mar 1998) |
| noctule | <zoology> A large European bat (Vespertilio, or Noctulina, altivolans). Origin: F, fr. L. Noctua a night owl, fr. Nox, noctis, night. Source: Websters Dictionary (01 Mar 1998) |
| nocturia | <symptom> The excessive urination at night. Origin: L. Nox = night, Gr. Ouron = urine (18 Nov 1997) |
| nocturnal | Pertaining to, occurring at or active at night. Origin: L. Nocturnus (18 Nov 1997) |