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swimming
(Encyclopedia)swimming, self-propulsion through water, often as a form of recreation or exercise or as a competitive sport. It is mentioned in many of the classics in connection with heroic acts or religious rites....Nyad, Diana
(Encyclopedia)Nyad, Diana nīˈăd [key], 1949–, American distance swimmer, b. New York City as Diana Sneed, grad. Lake Forest College, 1973. She began swimming seriously as a teenager, becoming interested in dis...Kahanamoku, Duke
(Encyclopedia)Kahanamoku, Duke, 1890–1968, American swimmer and surfer, b. Honolulu. A native Hawaiian, he was an excellent swimmer, surfer, and canoeist, and by 1911 he was setting Amateur Athletic Union swimmin...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-contained underwater ...medusa, in zoology
(Encyclopedia)medusa, in zoology, scientific name for the jellyfish, i.e., the free-swimming stage of various animals in the phylum Cnidaria. See polyp and medusa. ...deuterium
(Encyclopedia)deuterium do͞otērˈēəm [key], isotope of hydrogen with mass no. 2. The deuterium nucleus, called a deuteron, contains one proton and one neutron. Deuterium is also called heavy hydrogen, and water...triathlon
(Encyclopedia)triathlon, athletic event made up of three contests. Since the 1970s the term has come to mean especially a race combining swimming, bicycling, and running. A notable example is Hawaii's Ironman Triat...polyp and medusa
(Encyclopedia)CE5 Polyp and medusa stages in the life cycle of Obelia, representative of the phylum Cnidaria polyp and medusa, names for the two body forms, one nonmotile and one typically free swimming, found ...Los Cabos
(Encyclopedia)Los Cabos, resort area centered on the towns of Cabo San Lucas and San José del Cabo, Baja California Sur state, Mexico, encompassing much of the S tip of the Baja California peninsula. The communiti...crab
(Encyclopedia)crab, crustacean with an enlarged cephalothorax covered by a broad, flat shell called the carapace. Extending from the cephalothorax are the various appendages: five pairs of legs, the first pair bear...Browse by Subject
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