subbituminous
adjective
sub·bi·tu·mi·nous ˌsəb-bə-ˈtü-mə-nəs 
-bī-,
-ˈtyü-
: of, relating to, or being coal of lower rank than bituminous coal but higher than lignite
Word History
First Known Use
1835, in the meaning defined above
- coast live oak
- Coast Mountains
- coast pilot
- Coast Ranges
- coast rat
- coast redwood
- coast rhododendron
- coast-to-coast
- coastal
- coastal erysipelas
- coastal fever
- coastal plain
- coastal staggers
- coastaler
- coastalest
- coastaller
- coastallest
- coasted
- coaster
- coaster brake
- coaster wagon
- coasters
- coastguard
- coastguardman
- coastguardmen