PRECESSION n.
Lunisolar. -- Planetary precession, that part of the precession of the equinoxes which depends on the action of the planets alone. -- Precession of the equinoxes (Astron.), the slow backward motion of the equinoctial points along the ecliptic, at the rate of 50.2" annually, caused by the action of the sun, moon, and…
PRINCIPAL n.
A leader, chief, or head; one who takes the lead; one who acts independently, or who has controlling authority or influence; as, the principal of a faction, a school, a firm, etc.; -- distinguished from a subordinate, abettor, auxiliary, or assistant.
PROXIMATE a.
. I. Watts. (b) That which in ordinary natural sequence produces a specific result, no independent disturbing agencies intervening. -- Proximate principle (Physiol. Chem.), one of a class of bodies existing ready formed in animal and vegetable tissues, and separable by chemical analysis, as albumin, sugar, collagen, f…