: a special psycho channel that I know nothing about. noun. A crazy person; maniac; psychopath; nut: no buzzing broad, no nympho, no psycho, no bitch (1942+) [probably fr psychotic; the form psychot, ''psychopath,'' is found by the 1940s] The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
What is a pneumogram? A pneumogram is an overnight recording of breathing effort, heart rate, oxygen level, and air flow from the lungs during sleep. It is also called a cardiorespiratory scan, CR scan, pneumocardiogram, or PCG. It can be done in the hospital or at home.
A planetary nebula, abbreviated as PN or plural PNe, is a kind of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives. The word nebula is Latin for mist or cloud, and the term planetary nebula is a misnomer that originated in the 1780s with astronomer William Herschel because, when viewed through his telescope, these objects resemble the rounded shapes of planets. Herschel's name for these objects was popularly adopted and