ratiocinative

In general, Tresch’s overall thesis — that Poe’s “deep familiarity with science was the fulcrum on which his thought balanced” — seems unarguable, given the presence of the “ratiocinative” in so much of what he wrote.

That he would suddenly become a ratiocinative person just because he is now president?

The keen ratiocinative powers that made Holmes an early hero of modern popular culture are still in evidence, though the cases he has left to solve are of a decidedly intimate, melancholy nature.

Our options could be increased by outsourcing our memory and ratiocinative processes to the cloud and a worldwide web of sensors, but we would be less interesting people: flatter, duller, intellectually truncated.

The ratiocinative faculties proceed by division and analysis, by questioning, and are slow and gradual in their movement; they take aid from the other faculties, those of the instinctus naturalis being always the final test.