subspecialist
noun
A person who specializes in a particular area of (usually professional) expertise within a larger speciality.
Origin
Late 19th century.
- Feast of Weeks
- feast one's eyes on
- feast or famine
- feat
- feather
- featherback
- feather bed
- feather boa
- feather-brain
- feather-brained
- feather cut
- feather duster
- feather duster worm
- feathered
- feathered friend
- feather edge
- feather foot
- feather-headed
- featheriness
- feathering
- featherless
- feather-light
- feather one's (own) nest
- feather star
- feather stitch