Meanings of distinguished chemist in English

The thing that puzzled Harry was why a distinguished chemist should be interested in marine propulsion.

I don't think I would turn my hand to be a distinguished chemist or a famous mathematician.

But that distinguished chemist, Professor Lewy of Paris, seems to offer, thus far, the most correct and plausible theory.

The finest fingers of the tapering kind I have ever seen, were those of a distinguished chemist of the last generation.

"Gentlemen," said this distinguished chemist, "I begin with some figures which will serve as the basis of our calculation.

"My dear comrades," said the distinguished chemist, "I am going to begin with some unexceptionable figures, which will serve as a basis for our calculation.