mod‧el‧ling British English, modeling American English /ˈmɒdl-ɪŋ $ ˈmɑː-/ noun [uncountable]

1. the work of a fashion model:
a career in modelling

2. the process of making a scientific or computer model of something to show how it works or to understand it better
modelling of
computer modelling of the system
economic modelling

3. the activity of making models of objects

[TahlilGaran] Dictionary of Contemporary English ▲