multileaf collimator
English
Etymology
So called because it is made up of individual "leaves" of a chemical element, usually tungsten, that can move independently in and out of the path of a particle beam in order to block it.
Noun
multileaf collimator (plural multileaf collimators)
- (medicine) A collimator used in a linear accelerator to provide conformal shaping of beams for radiotherapy. Abbreviation: MLC.
Derived terms
- mini-multileaf collimator