See Also: Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
Reef(medicine)
reef(1)(dictionary)
reef(4)(dictionary)
reef(3)(dictionary)
reef(2)(dictionary)
Kingman Reef map(tourism)
reef knot(dictionary)
Reef (as used in expressions)(encyclopedia)

Reef (medicine)


reef


1. A chain or range of rocks lying at or near the surface of the water. See Coral reefs, under Coral.

2. <chemical> A large vein of auriferous quartz; so called in Australia. Hence, any body of rock yielding valuable ore.

<zoology> Reef builder, any heron of the genus Demigretta; as, the blue reef heron (D.jugularis) of Australia.

Origin: Akin to D. Rif, G. Riff, Icel. Rif, Dan. Rev; cf. Icel. Rifa rift, rent, fissure, rifa to rive, bear. Cf. Rift, Rive.

Source: Websters Dictionary