Na

n. northern continent in the Western Hemisphere, third largest continent in the world (including Canada, Greenland, Mexico, and the United States)

n. silver white metallic element that is highly reactive to water and is found abundantly in natural combinations (e.g. common salt), natrium (Chemistry)

adv. no (Scottish)

n. does not apply

n. not around, occupied at the moment; not attainable for immediate use

Na can refer to: Sodium, chemical elementThe name of a tribal people of Arunachal Pradesh. See Nga peopleThe name of a small ethnic group living in Yunnan and Sichuan Provinces in China. See MosuoNa (tree), Mesua ferrea a tree native to Sri Lanka, India, southern Nepal, Indochina, and the Malay Peninsula.Na (surname), a Korean family nameNa (kana), the な or ナ kana in the Japanese language
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.na is the Internet country code top-level domain (ccTLD) for Namibia. They are in the process of implementing registry/registrar separation as with many other TLDs, but at present (early 2006) only one registrar is accredited.Registrations are available at the second level or at the third level beneath various names that include some redundant choices (e.g., both .co.na and .com.na for commercial entities). Prices vary depending on the level at which a registration is made, the second-level name a third-level registration is beneath, and whether the registrant is domestic or foreign.
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Potassium-dependent sodium-calcium exchanger is a type of sodium-calcium exchanger which requires potassium to function.
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Noun
1. a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
(synonym) sodium, atomic number 11
(hypernym) metallic element, metal
(substance-holonym) seawater, saltwater, brine

Na, sodium, silver white metallic element that is highly reactive to water and is found abundantly in natural (e.g. common salt), natrium

interj. N.O.W., well, so, then

Na, sodium, silver white metallic element that is highly reactive to water and is found abundantly in natural combinations (e.g. common salt), natrium (Chemistry)