An apparatus consisting chiefly of a closed vessel (as a globe or cylinder) with one or more projecting bent tubes, through which steam is made to pass from the vessel, causing it to revolve.
2
n considered ancient life forms that evolved separately from bacteria and blue-green algae
3
considered ancient life forms that evolved separately from bacteria and blue-green algae
4
little evolved from or characteristic of an earlier ancestral type
5
The process of converting venous blood into arterial blood during its passage through the lungs, oxygen being absorbed and carbonic acid evolved