Pierre-Victor, french physicist, *1899.
See: auger... Read More
1. One of the two fleshy folds which surround the orifice of the mouth in man and many other animals. In man the lips... Read More
1. To make a hole or perforation with, or as with, a boring instrument; to cut a circular hole by the rotary motion of... Read More
Circadian Rhythm Definition
A circadian rhythm is an endogenously-driven biological rhythm with a period close to 24... Read More