specialist
word
Definition
A person who has deep knowledge or skills in a particular subject or area, often because they have studied or worked in it for a long time.
Usage & Nuances
Used in both formal and informal contexts, but more common in professional or academic settings. Often collocates with fields ("medical specialist," "IT specialist"). Do not confuse with "generalist" (broad skills).
Example Sentences
After months of tests, the specialist finally found the real problem.
natural
My brother is a specialist in heart surgery.
basic
You should see a specialist about your back pain.
basic
The school hired a math specialist to help the students.
basic
He’s a tech specialist, so everyone in the office goes to him for computer issues.
natural
If you want the job done right, get a specialist instead of a general contractor.
natural