( BrE ) ( NAmE mod·el·ing ) / ˈmɒdəlɪŋ; NAmE ˈmɑːd-/ noun [ U ]
1.
the work of a fashion model :
a career in modelling
a modelling agency
2.
the activity of making models of objects :
clay modelling
3.
the work of making a simple description of a system or a process that can be used to explain it, etc. :
mathematical / statistical / computer modelling