In psychology, the empiric demonstration of an increase in the strength of the conditioned response in successive trials of pairing the conditioned and unconditioned stimuli.
- gradient-recalled a. in the steady state a type of gradient echo sequence with free induction decay sampling in magnetic resonance imaging; also called “fast imaging with steady-state precession.” This family of sequences is faster than spin echo techniques, and is used for magnetic resonance angiography and cardiac imaging.
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ac·qui·si·tion (ak″wĭ-zĭґshən) 1. in psychology, the period in learning during which progressive increments in response strength can be measured. Also the process involved in such learning. 2. term used in magnetic resonance imaging for the capture of data.Medical dictionary. 2011.