porism
n. (கண.) கிளைத்தோற்றம், (அள.) பன்முகப் பலகோள், விடை தீர்வுகளுக்கு வழிவகுக்கக்கூடிய நிலை தரும் முற்கோள்.
Po"rism, n. Etym: [Gr. porisme.] 1. (Geom.) Defn: A proposition affirming the possibility of finding such conditions as will render a certain determinate problem indeterminate or capable of innumerable solutions. Playfair. 2. (Gr. Geom.) Defn: A corollary. Brande & C. Note: Three books of porisms of Euclid have been lost, but several attempts to determine the nature of these propositions and to restore them have been made by modern geometers.