(chemistry) Any of several similar radiochemical techniques of analysis in which a subatomic particle or gamma ray is captured by a nuclide to form a second stable nuclide which is then measured.

(organic chemistry) Any of a wide range of techniques, often using catalysts, in which a carbon to hydrogen covalent bond of an organic compound is made to cleave in order to replace the hydrogen with a functional group.

plural of CH activation

(programming) a data structure containing subroutine state information located on the call stack

plural of activation record

plural of activation energy

A condition where a health care consumer is equipped, educated, and motivated to be an effective manager of their own health and use of health care services.

(computer science) A function that defines the output of a particular node in an artificial neural network on the basis of its inputs.

(inorganic chemistry) An analytical technique that measures the decay of elements when bombarded with neutrons

plural of neutron activation analysis