Beta Decay

Science / Biology / Beta Decay: Type of radioactive decay in which a radioisotope emits a small, negatively-charged and fast-moving particle from its nucleus. The beta particle is similar in size, charge, and speed to an electron and is formed when a neutron in the radioisotopes nucleus converts to a proton.

Other Words for Decay

Decay Adjective Synonyms: a decline, wane, ebb, dwindle, diminish, decrease
Decay Verb Synonyms: rot, decompose, moulder, putrefy, spoil, turn, go bad, go off
Decay Noun Synonyms: rot, rotting, decomposition, mould, putrefaction, mortification

Radioactive Decay

Science / Biology / Radioactive Decay: The spontaneous decay of an atom to an atom of a different element by emission of a particle from its nucleus (alpha and beta decay) or by electron capture. MORE

Leveraged Beta

Business / Finance / Leveraged Beta: The beta of a leveraged required return; that is, the beta as adjusted for the degree of leverage in the firm's capital structure. MORE

Fundamental Beta

Business / Finance / Fundamental Beta: Security analysis that seeks to detect misvalued securities through an analysis of the firm's business prospects. Research often focuses on earnings, dividend prospects, expectations for future intere MORE

Foreign Market Beta

Business / Finance / Foreign Market Beta: Part of a nation's internal market, representing the mechanisms for issuing and trading securities of entities domiciled outside that nation. Compare external market and domestic market. MORE

Expected Return-Beta Relationship

Business / Finance / Expected Return-Beta Relationship: The return one can expect to earn on an investment. See: Capital asset pricing model. MORE

Open Beta

Entertainment / Video Games / Open Beta: A phase of testing for an online game (pre-release) where members of the public are invited to participate. MORE