Elephant's tusk

(Zool.) the tooth shell. See Dentalium.

See also: Elephant

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
About one third of an elephant's tusk is embedded in its head.
Before he knows it, he's round the back helping to collect DNA samples - which means scraping dead meat off an elephant's tusk.
I read an interesting article a couple of years ago wherein it was postulated that because an elephant's tusk absorbs radioactive carbon deposited in the air by cold war nuclear tests, researchers could test a sample of recovered ivory to determine when the elephant was killed--the premise is that with the passing of each year, the amount of radiocarbon in the atmosphere declines slightly, with trace amounts being absorbed by an elephant's tusk.
The mahout carefully poured the water over the elephant's head so that it would flow over the elephant's tusk. Waiting below was the elephant man, who carefully caught the water in the bowl.
If any friends return from South Africa waving a vuvuzela, treat them with the horrified contempt you would normally reserve for someone waving a freshly severed elephant's tusk.
Walt Disney hung cameras off Nelly the elephant's tusk and trundled her off into the jungle.
An elephant's tusk can weigh up to 200 pounds--about three times heavier than you, Wilson tells his young readers.
Richard Hughes, aged 34, originally from Stoke-on-Trent, Staffordshire, was knocked unconscious after being hit in the head by the elephant's tusk at Chester Zoo, Cheshire, shortly after 9am yesterday.
TIMEWATCH: The elephant's tusk hour glass on show Picture: COLIN LANE
Curator of mammals, Tim Rowlands, said: "Rock hyraxes and elephants have similar toes, teeth and skull structures and rock hyraxes also have two large continually growing incisors, which correspond to an elephant's tusks. And whereas small mammals normally have a short pregnancy, for the rock hyrax it lasts for 245 days - another sign of their relation to their much larger ancestors."
The elephant's tusks are believed to have been smuggled into neighbouring Mozambique.
"Not only do they have acute hearing and hooves rather than claws on their toes, they have two large continually growing incisors, which correspond to an elephant's tusks."