AMPERE TURN
Ampère turn. (Elec.)
Defn: A unit equal to the product of one complete convolution (of a coiled conductor) into one ampère of current; thus, a conductor having five convolutions and carrying a current of half an ampère is said to have 2½ ampère turns. The magnetizing effect of a coil is proportional to the number of its ampère turns.
AMPERSAND Am"per*sand, n. Etym: [A corruption of and, per se and, i. e., & by itself makes and.]
Defn: A word used to describe the character Halliwell.
AMPHI-
Am*phi-. Etym: [Gr.
Defn: A prefix in words of Greek origin, signifying both, of both kinds, on both sides, about, around.
AMPHIARTHRODIAL
Am`phi*ar*thro"di*al, a. Etym: [Pref. amphi- + arthrodial.]
Defn: Characterized by amphiarthrosis.
AMPHIARTHROSIS
Am`phi*ar*thro"sis, n. Etym: [NL., fr. Gr. (Anat.)
Defn: A form of articulation in which the bones are connected by intervening substance admitting slight motion; symphysis.