coal-washing
noun
The action or work of removing impurities from coal; frequently attributive.
Origin
Mid 19th century.
- portmantologism
- portmantologist
- port-master
- port-money
- port-monnaie
- portmoot
- Port Moresby
- portmote
- port mouth
- port-mouthed
- Port Natal
- port negus
- Porto
- portobello
- portobello mushroom
- portocaval
- port of call
- port of entry
- Port of London Authority
- Port-of-Spain
- portolan
- portolano
- Porto Novo
- Port Orford cedar
- Portosan