crown drill
Engineering
noun
A drill with a bit in the form of a tube with projecting cutting edges.
Origin
Late 19th century.
- oligophagous
- oligophagy
- oligophrenia
- oligophyllous
- oligopod
- oligopolist
- oligopolistic
- oligopoly
- oligopsonist
- oligopsonistic
- oligopsony
- oligosaccharide
- oligosaprobe
- oligosaprobic
- oligospermia
- oligospermic
- oligospermous
- oligostemonous
- oligosyllabic
- oligotrich
- oligotroph
- oligotrophic
- oligotrophication
- oligotrophy
- oligotropic