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Definition of tube in the Online Dictionary. Meaning of tube. ... An organic structure having the shape or function of a tube; a duct: a bronchial tube. 2. A small ...
http://www.thefreedictionary.com/tube
Apr 27, 2011 ... Online Medical Dictionary and glossary with medical definitions. ... Nasogastric tube: A tube that is passed through the nose and down through ...
http://www.medterms.com/script/main/art.asp?articlekey=9349
Tube definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
http://dictionary.reference.com/browse/tube
Feb 22, 2011 ... Definition: A nasogastric tube is a thin, flexible tube inserted through the nose and travels down the esophagus into the stomach. An orogastric ...
http://preemies.about.com/od/allaboutthenicu/g/ngtube.htm
Mar 24, 2011 ... Also see cathode ray tube ( CRT ), the specialized kind of vacuum tube that is in most desktop display monitors. A vacuum tube (also called a ...
http://whatis.techtarget.com/definition/0,,sid9_gci213686,00.html
This three-grid tube is called a pentode, meaning five electrodes. The pentode was invented in 1928 by Bernard D. H. Tellegen and became generally favoured ...
http://www.answers.com/topic/vacuum-tube
Definition of tube from the Merriam-Webster Online Dictionary with audio ... a : a slender channel (as a fallopian tube or a pollen tube) within a plant or animal ...
http://www.merriam-webster.com/dictionary/tube