only 1 use
- Guest had often been on business to the doctor's; he knew Poole; he could scarce have failed to hear of Mr. Hyde's familiarity about the house; he might draw conclusions: was it not as well, then, that he should see a letter which put that mystery to rights? and above all since Guest, being a great student and critic of handwriting, would consider the step natural and obliging?p. 40.4
There are no more uses of "critical" in Dr. Jekyll and Mr. Hyde.
Typical Usage (best examples)