Optometrist and Specializer

Optometrist noun - A person skilled in testing for defects of vision in order to prescribe corrective glasses.

Specializer and optometrist are semantically related. In some cases you can use "Specializer" instead a noun "Optometrist".

Specializer noun - An expert who is devoted to one occupation or branch of learning.

Optometrist and specializer are semantically related. Sometimes you can replace term "Optometrist" with "Specializer", this nouns are similar.