1. a person who creates scale models or miniature representations of objects
2. a person who works as a fashion or art model
Usage: British spelling
3. a person who creates mathematical or computer models to represent systems or processes
Usage: technical

Examples

• The aircraft modeller spent hours painting tiny details on his replica fighter plane.
• She worked as a professional modeller for several fashion magazines.
• The clay modeller shaped the sculpture with careful precision.
• As a financial modeller, he creates complex spreadsheets to predict market trends.
• The railway modeller built an entire miniature town for his train set.
• The computer modeller simulated weather patterns for climate research.