Nocturnal
121nocturnal penile tumescence — tumescence or erection of the penis when sleeping at night; see under test …
122nocturnal vertigo — a sensation of falling occurring as the subject is going to sleep …
123nocturnal emission — wet dream , instance in which a man involuntarily ejaculates semen during sleep …
124nocturnal raptors — bird of prey that hunts at night …
125Nocturnal Cooling — The effect of cooling by the radiation of heat from a building to the night sky …
126nocturnal emission — noun an involuntary ejaculation of semen during sleep …
127nocturnal emission — noctur′nal emis′sion n. psl phl involuntary ejaculation of semen during sleep • Etymology: 1820–30 …
128nocturnal emission — /nɒkˌtɜnəl əˈmɪʃən/ (say nok.ternuhl uh mishuhn) noun an involuntary ejaculation of semen during sleep. See wet dream …