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subduction zone
(Encyclopedia) subduction zone, large-scaled narrow region in the earth's crust where, according to plate tectonics, masses of the spreading oceanic lithosphere bend downward into the earth along the…skin diving
(Encyclopedia) skin diving, act of swimming freely underwater. It is done with the aid of a face mask, swimming fins for the feet, and either a snorkel breathing tube or scuba [acronym for self-…Ballard, Robert Duane
(Encyclopedia) Ballard, Robert DuaneBallard, Robert Duanebălˈərd [key], 1942–, American marine geologist, b. Wichita, Kans.; Ph.D. Univ. of Rhode Island, 1974. From 1969 to 1997 he was associated…heartburn
(Encyclopedia) heartburn, burning sensation beneath the breastbone, also called pyrosis. Heartburn does not indicate heart malfunction but results from nervous tension or overindulgence in food or…myasthenia gravis
(Encyclopedia) myasthenia gravismyasthenia gravismīəsthēˈnēə gräˈvĭs [key], chronic disorder of the muscles characterized by weakness and a tendency to tire easily. It is caused by an autoimmune…whale shark
(Encyclopedia) whale shark, large, plankton-eating shark, Rhincodon typus, found in all tropical seas of the world. Whale sharks are the largest fish in the world. A female typically reaches about 46…sleep apnea
(Encyclopedia) sleep apnea, episodes of interrupted breathing during sleep. Obstructive sleep apnea is a common disorder in which relaxation of muscles in the throat repeatedly close off the airway…Baron Munchausen: The Baron relates an accoun...
by Rudolph Erich Raspe To the Public In which the Baron proves h... The Baron relates an accoun... [THE BARON IS SUPPOSED TO RELATE THESE ADVENTURES TO HIS FRIENDS OVER A BOTTLE…Brewer's: Bone
Bred in the bone. A part of one's nature. “What's bred in the bone will come out in the flesh.” A natural propensity cannot be repressed. Naturam furcâ expellas, autem usque redibit. Bone…Kootenay National Park
(Encyclopedia) Kootenay National Park, 543 sq mi (1,406 sq km), SE British Columbia, Canada; est. 1920. In the Rocky Mts. near Kootenay Lake, it contains high peaks, glaciers, deep canyons, and hot…