1. The part of a foot lathe, or other machine, which is pressed or moved by the foot.
2. (Science: biology) The chalaza of a bird’s egg; the tread.
Origin: OE. Tredyl a step, AS. Tredel. See Tread.
You will also like...
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
Mammals are a diverse group of organisms, where most of them develop their offspring within the uterus of the mother. Ov..