His smile had a discernible quality now: it was enjoyment.
Her eyes were fixed, intent in concentration, as if trying to discern something at a great distance.
He had a lean face and gray hair that blended in tone with the cold blue of his eyes; somewhere beyond his look of courteous sternness, there was a note of humor, so faint that it vanished if one tried to discern it.
The only discernible rule of the discipline had been his order forbidding all questions.
The clatter of the metal came in a flow of irregular sounds without discernible rhythm, not like the action of a mechanism, but as if some conscious impulse were behind every sudden, tearing rise that went up and crashed, scattering into the faint moan of gears.
There are no more uses of "discern" in the book.
Show samples from other sources
The second picture has more pixels, but the human eye can’t discern the difference.
She prays to discern good from evil in all of its disguises.