pyramidoidal
/pɪˌramɪˈdɔɪdl/ /ˌpɪrəmɪˈdɔɪdl/adjective
Resembling a pyramid in shape. rare before late 20th cent.
Origin
Early 19th century; earliest use found in Thomas Young (1773–1829), physician and natural philosopher. From pyramid + -oidal.
- petroleum well
- petroleur
- petroleuse
- petrol gage
- petrol gauge
- petrolhead
- petrolic
- petroliferous
- petroline
- petrol injection
- petrolization
- petrolless
- petrol lighter
- petrologic
- petrological
- petrologist
- petrology
- petrol pump
- petrol sniffer
- petrol sniffing
- petrol station
- petrol tank
- petrol tank cap
- petromax
- Petromyzon