firstmodel
nounUK /ˈfɜːst ˈmɒdəl/
US /ˈfɜːrst ˈmɑːdəl/
The very first model someone makes before making better ones.
She built a firstmodel of her robot out of cardboard.
OTHER MEANINGS
2. The earliest version of a product used to test ideas.
The company showed a firstmodel of the phone at the fair.
3. A person's very first attempt at building or designing something.
His firstmodel airplane was small and simple.
4. A starting example that later versions are based on.
The firstmodel of the car had only two wheels.