theoretician

In matters of life and death, we ought to be precise, so consider a simple example, the sort of scenario theoreticians would call a toy model.

Greenspan comes across as an adrift theoretician, an aficionado of models with no relevance to the real world.

For the present, he is the great theoretician combating other theoreticians, the Doctor of Music annihilating doctor-made laws.

As a theoretician, Rameau exerted tremendous influence upon music.

Of what possible use can a mathematician, a theoretician and a theoretical astronomer be in such a situation as this?

The voice of Garstin, office-desk theoretician, assistant-engineer—Trevannion was clear about that.

Any good theoretician from Hanson's world could probably make fools of these people.