PERIGEE; PERIGEUM n.
f the moon which is nearest to the earth; -- opposed to Ant: apogee. It is sometimes, but rarely, used of the nearest points of other orbits, as of a comet, a planet, etc. Called also epigee, epigeum.
PLATINUM n.
nce to strong chemical reagents. It is used for crucibles, for stills for sulphuric acid, rarely for coin, and in the form of foil and wire for many purposes. Specific gravity 21.5. Atomic weight 194.3. Symbol Pt. Formerly called platina. Platinum black (Chem.), a soft, dull black powder, consisting of finely divided m…
PREEMINENCE n.
eriority in prominence or in excellence; distinction above others in quality, rank, etc.; rarely, in a bad sense, superiority or notoriety in evil; as, preëminence in honor. The preëminence of Christianity to any other religious scheme. Addison. Painful preëminence! yourself to view Above life's weakness, and its comfo…