NAUTILUS n. 3 definitions
abranchiate cephalopods. About four species are found living in the tropical Pacific, but many other species are found fossil. The shell is spiral, symmetrical, and chambered, or divided into several cavities by simple curved partitions, which are traversed and connected together by a continuous and nearly central tube…
NITROGEN n.
ble of supporting life (hence the name azote still used by French chemists); but it forms many important compounds, as ammonia, nitric acid, the cyanides, etc, and is a constituent of all organized living tissues, animal or vegetable. Symbol N. Atomic weight 14. It was formerly regarded as a permanent noncondensible ga…
NOSE n. 8 definitions
a fox wedge. -- Nose leaf (Zoöl.), a thin, broad, membranous fold of skin on the nose of many species of bats. It varies greatly in size and form. -- Nose of wax, fig., a person who is pliant and easily influenced. "A nose of wax to be turned every way." Massinger -- Nose piece, the nozzle of a pipe, hose, bellows, e…