Highland line
noun
1(In Scotland) the (notional) dividing line between the Highlands and the Lowlands.
2 Geology = Highland Boundary Fault.
Origin
Late 18th century.
- diffract
- diffraction
- diffraction grating
- diffractive
- diffractively
- diffractometer
- diffuse
- diffusely
- diffuseness
- diffuser
- diffusible
- diffusion
- diffusional
- diffusionism
- diffusionist
- diffusion line
- diffusion range
- diffusive
- diffusivity
- diffusor
- différance
- dig
- dig a hole for oneself (or dig oneself into a hole)
- Digambara
- digamma