(More fully "laboratory frame of reference") the frame of reference in which a laboratory is stationary, and with respect to which measurements of particle energy, velocity, etc., are generally made.
Origin
1940s.
Definition of laboratory frame in US English:
laboratory frame
noun
Nuclear physics
(More fully "laboratory frame of reference") the frame of reference in which a laboratory is stationary, and with respect to which measurements of particle energy, velocity, etc., are generally made.