Glossary

Abbreviation	Description
BDL	Beam data library
BEV	Beam’s eye view
BP	Bragg peak
CBCT	Cone beam computed tomography
CEM	ConformalFLASH energy modulator
CONV	Conventional dose rate
CT	Computed tomography
DVH	Dose volume histogram
ESS	Energy selection system
GOF	Goodness of fit
GTR	Gantry treatment room
HU	Hounsfield unit
HW	Hardware
IC	Ionization chamber
IDD	Integrated depth dose
IEC	International Electrotechnical Commission
IMPT	Intensity Modulated Proton therapy
MU	Monitoring unit
NTCP	Normal tissue complication probability
OAR	Organ at risk
OIS	Oncology information system
PBS	Pencil Beam Scanning
PMMA	Poly methyl methacrylate
PT	Proton therapy
PTS	Proton Treatment System
PTV	Planned Target Volume
RF	Radiofrequency
ROI	Region of interest
SOBP	Spread out Bragg peak
SW	Software
TCP	Tumor control probability
TPS	Treatment Planning System
TVL	Tenth value layer
UHDR	Ultra-high dose rate
WET	Water equivalent thickness

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