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Webster’s Dictionary (1828)



631 words match “PLANE”

JUPITER n.
One of the planets, being the brightest except Venus, and the largest of them all, its mean diameter being about 85,000 miles. It revolves about the sun in 4,332.6 days, at a mean distance of 5.2028 from the sun, the earth's mean distance being taken as unity. Jupiter's beard. (Bot.) (a) A South European herb, with cym…
LACTIC a.
ne lactic acid), but the latter is optically inactive, while sarcolactic acid rotates the plane of polarization to the right. The third acid, ethylene lactic acid, accompanies sarcolactic acid in the juice of flesh, and is optically inactive. -- Lactic ferment, an organized ferment (Bacterium lacticum or lactis), whic…
LAMB n.
used as a salad; corn salad. [Written also lamb lettuce.] -- Lamb's tongue, a carpenter's plane with a deep narrow bit, for making curved grooves. Knight. -- Lamb's wool. (a) The wool of a lamb. (b) Ale mixed with the pulp of roasted apples; -- probably from the resemblance of the pulp of roasted apples to lamb's wool…
LATERAD adv.
Toward the side; away from the mesial plane; -- opposed to mesiad.
LATERAL a. 2 definitions
Lying at, or extending toward, the side; away from the mesial plane; external; -- opposed to mesial.
LAW n.
. -- Bode's law (Astron.), an approximative empirical expression of the distances of the planets from the sun, as follows: -- Mer. Ven. Earth. Mars. Aste. Jup. Sat. Uran. Nep. 4 4 4 4 4 4 4 4 4 0 3 6 12 24 48 96 192 384 -- -- -- -- -- -- -- --- ---4 7 10 16 28 52 100 196 388 5.9 7.3 10 15.2 27.4 52 95.4 192 300 where…
LEDGMENT n.
The development of the surface of a body on a plane, so that the dimensions of the different sides may be easily ascertained. Gwilt. [Written also ledgement, legement, and ligement.]
LENS n.
round with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually sph…
LEVEL n. 6 definitions
A horizontal line or plane; that is, a straight line or a plane which is tangent to a true level at a given point and hence parallel to the horizon at that point; -- this is the apparent level at the given point.
LEVOGYRATE a.
Turning or twisting the plane of polarization towards the left, as levulose, levotartaric acid, etc. [Written also lævogyrate.]
LEVOROTATION n.
right-handed screw; counter-clockwise rotation; -- applied chiefly to the turning of the plane of polarization of light.
LEVOROTATORY a.
Turning or rotating the plane of polarization towards the left; levogyrate, as levulose, left handed quartz crystals, etc. [Written also lævorotatory.]
LEVULOSE n.
s, etc., and hence called also fruit sugar. It is called levulose, because it rotates the plane of polarization to the left. [Written also lævulose.]C6H12O6.
LIMIT v.
els (Astron.), those parallels of latitude between which only an occultation of a star or planet by the moon, in a given case, can occur.
LINE n.
rmines a dead center. See Dead center, under Dead. -- Line of dip (Geol.), a line in the plane of a stratum, or part of a stratum, perpendicular to its intersection with a horizontal plane; the line of greatest inclination of a stratum to the horizon. -- Line of fire (Mil.), the direction of fire. -- Line of force (…
LINEAR a.
numbers as have relation to length only: such is a number which represents one side of a plane figure. If the plane figure is square, the linear figure is called a root. -- Linear problem (Geom.), a problem which may be solved geometrically by the use of right lines alone. -- Linear transformation (Alg.), a change o…
LINKAGE n.
lines or bars, fastened together by joins, and having certain of their points fixed in a plane. It is used to describe straight lines and curves in the plane.
LINOTYPE n.
he matrices for one line are properly arranged; the stereotype, or slug, is then cast and planed, and the matrices are returned to their proper places, the whole process being automatic.
LIQUID a.
Flowing freely like water; fluid; not solid. Yes, though he go upon the plane and liquid water which will receive no step. Tyndale.
LOCUS n.
minate law; the surface described by a point or line that moves according to a given law. Plane locus, a locus that is a straight line, or a circle. -- Solid locus, a locus that is one of the conic sections.
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