EYE n.
llate infusorian belonging to Euglena and related genera; -- so called because it has a colored spot like an eye at one end. -- Eye doctor, an oculist. -- Eye of a volute (Arch.), the circle in the center of volute. -- Eye of day, Eye of the morning, Eye of heaven, the sun. "So gently shuts the eye day." Mrs. Barbau…
FIRE n.
ous combustible substances, as sulphur, niter, lampblack, etc., the flames of which are colored by various metallic salts, as those of antimony, strontium, barium, etc. -- Fire alarm (a) A signal given on the breaking out of a fire. (b) An apparatus for giving such an alarm. -- Fire annihilator, a machine, device, or…
FIREWORK n.
A device for producing a striking display of light, or a figure or figures in plain or colored fire, by the combustion of materials that burn in some peculiar manner, as gunpowder, sulphur, metallic filings, and various salts. The most common feature of fireworks is a paper or pasteboard tube filled with the combustibl…
FLASHING n.
A mode of covering transparent white glass with a film of colored glass. Knight. Flashing point (Chem.), that degree of temperature at which a volatile oil gives off vapor in sufficient quantity to burn, or flash, on the approach of a flame, used as a test of the comparative safety of oils, esp. kerosene; a flashing po…
FLASK n.
danger of spilling; -- so called from Erlenmeyer, a German chemist who invented it. -- Florence flask. Etym: [From Florence in Italy.] (a) Same as Betty, n., 3. (b) A glass flask, round or pear-shaped, with round or flat bottom, and usually very thin to allow of heating solutions. -- Pocket flask, a kind of pocket d…
FLORIN n.
A silver coin of Florence, first struck in the twelfth century, and noted for its beauty. The name is given to different coins in different countries. The florin of England, first minted in 1849, is worth two shillings, or about 48 cents; the florin of the Netherlands, about 40 cents; of Austria, about 36 cents.…