Princeton's WordNet(1.00 / 2 votes)Rate this definition: Wiktionary(2.67 / 3 votes)Rate this definition: infinity(Noun) Limitlessness, unlimitedness, something which is growing without limits or bounds. infinity(Noun) A number that has an infinite numerical value that cannot be counted.
univalve (mollusk) a class of mollusks typically having a 1-piece coiled shell and flattened muscular foot with a head bearing stalked eyes. animal noun (animals and microorganisms) univalves.
UJT - Introduction: The UniJunction Transistor is a three-terminal, two-layer, semiconductor device. The terminals are Emitter(E), Base-one(B1) and Base-two(B2). As it exhibits a negative resistance region, it is used as an oscillator and triggering device.