The phrase "a discerning student" is correct and usable in written English.
It can be used to describe a student who shows good judgment and insight in their studies or evaluations.
Example: "As a discerning student, she always questions the material and seeks deeper understanding rather than just memorizing facts."
Alternatives: "an insightful student" or "a perceptive student."
Arpaio, always a discerning student of conservative voter sentiment, surveyed all this a few years back and decided to transform his sheriff's department, with a crucial assist from the Bush Administration's Department of Homeland Security, into a sort of freelance immigration-enforcement agency.
The statement takes on an unintentional irony because Johnson's imagination about Mrs. Thrale does overpower his reason, so that Mrs. Thrale, who is a discerning student of Johnson, reminds him of something he once said to her, namely: "By degrees the reign of fancy is confirmed.
One (no doubt otherwise discerning) student tweeted to the University: "YOU GOT ME!
Some discerning students with a medical bent may suggest that a fatty plug in place of an eye offers the benefit of protection.
But Fox also presents himself as a journalist; and the breast cancer reference has opened his entire work to a critical offensive not only from the industry scholars and discerning students of public and environmental health, but from the mainstream media.
Each of them is likely to encourage discerning students to move on and eventually enjoy the three last complete novels - Wings of the Dove, The Ambassadors and The Golden Bowl.
But, she adds, like any information source, it can only be put to good use when it's in the hands of a discerning and critical student.
A scholar of unusual depth and breadth, a discerning patron of the arts and a warm and generous human being, he influenced countless students and colleagues with his love of science, literature and music.
A discerning one, anyway.
They are a discerning lot".
A discerning buyer makes their selection objectively.
