GRASS n.
st of hay. North. Phleum pratense. Velvet grass, hay on poor soil. South. Holcus lanatus. Vernal grass, pasture, hay, lawn. Anthoxanthum odoratum. Wire grass, valuable in pastures. Poa compressa. Wood grass, Indian grass, hay. Chrysopogon nutans.
GREEN a.
Med.), chlorosis. -- Green snake (Zoöl.), one of two harmless American snakes (Cyclophis vernalis, and C. æstivus). They are bright green in color. -- Green turtle (Zoöl.), an edible marine turtle. See Turtle. -- Green vitriol. (a) (Chem.) Sulphate of iron; a light green crystalline substance, very extensively used…
LONGITUDE n.
The distance in degrees, reckoned from the vernal equinox, on the ecliptic, to a circle at right angles to the ecliptic passing through the heavenly body whose longitude is designated; as, the longitude of Capella is 79º. Geocentric longitude (Astron.), the longitude of a heavenly body as seen from the earth. -- Helio…
SIDEREAL a.
al days, or, taking the sidereal day as the unit, the time elapsed since a transit of the vernal equinox, reckoned in parts of a sidereal day. This is, strictly, apparent sidereal time, mean sidereal time being reckoned from the transit, not of the true, but of the mean, equinoctial point.