Defn: An angle upon which the value of some function depends; — a term used more especially in connection with elliptic functions. Magnetic amplitude, the angular distance of a heavenly body, when on the horizon, from the magnetic east or west point as indicated by the compass. The difference between the magnetic and the true or astronomical amplitude (see 3 above) is the "variation of the compass."
AMPLY
Am"ply, adv.
Defn: In an ample manner.
AMPUL
Am"pul, n. Etym: [AS. ampella, ampolla, L. ampulla: cf. OF. ampolle,
F. ampoule.]
Defn: Same as Ampulla, 2.
AMPULLA
Am*pul"la, n.; pl. Ampullæ. Etym: [L. ]
1. (Rom. Antiq.)
Defn: A narrow-necked vessel having two handles and bellying out like a jug.
2. (Eccl.) (a) A cruet for the wine and water at Mass. (b) The vase in which the holy oil for chrism, unction, or coronation is kept. Shipley.
3. (Biol.)