N n.
N, the fourteenth letter of English alphabet, is a vocal consonent, and, in allusion to its mode of formation, is called the dentinasal or linguanasal consonent. Its commoner sound is that heard in ran, done; but when immediately followed in the same word by the sound of g hard or k (as in single, sink, conquer), it us…
NAKED a.
ird tone to be sounded with them to make the combination pleasing to the ear; as, a naked fourth or fifth. Naked bed, a bed the occupant of which is naked, no night linen being worn in ancient times. Shak. -- Naked eye, the eye alone, unaided by glasses, or by telescope, microscope, or the like. -- Naked-eyed medusa.…
NATURAL a.
t little from the original key. Moore (Encyc. of Music). Natural day, the space of twenty-four hours. Chaucer. -- Natural fats, Natural gas, etc. See under Fat, Gas. etc. -- Natural Harmony (Mus.), the harmony of the triad or common chord. -- Natural history, in its broadest sense, a history or description of nature…
NAUTILUS n.
The only existing genus of tetrabranchiate 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 con…
NITROGEN n.
A colorless nonmetallic element, tasteless and odorless, comprising four fifths of the atmosphere by volume. It is chemically very inert in the free state, and as such is incapable of supporting life (hence the name azote still used by French chemists); but it forms many important compounds, as ammonia, nitric acid, th…