APSIS n.
One of the two points of an orbit, as of a planet or satellite, which are at the greatest and least distance from the central body, corresponding to the aphelion and perihelion of a planet, or to the apogee and perigee of the moon. The more distant is called the higher apsis; the other, the lower apsis; and the line jo…
ASCENDING a.
te. -- As*cend"ing*ly, adv. Ascending latitude (Astron.), the increasing latitude of a planet. Ferguson. -- Ascending line (Geneol.), the line of relationship traced backward or through one's ancestors. One's father and mother, grandfather and grandmother, etc., are in the line direct ascending. -- Ascending node ha…
BODY n.
Body servant, a valet. -- The bodies seven (Alchemy), the metals corresponding to the planets. [Obs.] Sol gold is, and Luna silver we threpe (=call), Mars yren (=iron), Mercurie quicksilver we clepe, Saturnus lead, and Jupiter is tin, and Venus coper. Chaucer. -- Body snatcher, one who secretly removes without right…
CENTRIPETAL a.
Centripetal force (Mech.), a force whose direction is towards a center, as in case of a planet revolving round the sun, the center of the system, See Centrifugal force, under Centrifugal. -- Centripetal impression (Physiol.), an impression (sensory) transmitted by an afferent nerve from the exterior of the body inward…