10. 
    gas
    gases; vapor. Matter in a form that has low density, is easily compressible and expandable, and expands spontaneously when placed in a larger container. Molecules in a gas move freely and are relatively far apart. 'Vapor' often refers to a gas made of a substance that is usually encountered as a liq...
    Found op http://antoine.frostburg.edu/chem/senese/101/glossary/g.shtml
    
    
11. 
    gas
    Gas is a state of matter in which the matter concerned occupies the whole of its container irrespective of its quantity.
    Found op http://www.ktf-split.hr/periodni/en/abc/g.html
    
    
12. 
    Gas
    a fluid having neither independent shape nor volume, but tending to expand indefinitely. The word is often used to denote anesthetics, combustibles (gasoline), poisonous materials, etc., whether liquid or solids at ordinary temperatures.
    Found op http://www.chemicalglossary.net/definition/800-Gas
    
    
13. 
    Gas
    The least dense state of matter.
    Found op http://www.chemicalglossary.net/definition/808-Gas
    
    
14. 
    Gas
    is a phase of matter which expands indefinitely to fill a containment vessel. Characterized by a low density.
    Found op http://www.chemicalglossary.net/definition/823-Gas
    
    
15. 
    Gas
    Chemical substances that exist in the gaseous state at room temperature.
    Found op http://www.chemicalglossary.net/definition/828-Gas
    
    
16. 
    Gas
    Gas (găs) noun ; plural Gases (-ĕz). [ Invented by the chemist Van Helmont of Brussels, who died in 1644.] 1. An aëriform fluid; -- a term used at first by chemists as synonymous with air , but since restricted t...
    Found op http://www.encyclo.co.uk/webster/G/11
    
    
17. 
    Gas
    Gas transitive verb [ imperfect & past participle Gassed ; present participle & verbal noun Gassing .] 1. (Textiles) To singe, as in a gas flame, so as to remove loose fibers...
    Found op http://www.encyclo.co.uk/webster/G/11
    
    
18. 
    Gas
    Gas noun Gasoline. [ Colloq.]
    Found op http://www.encyclo.co.uk/webster/G/11
    
    
19. 
    gas
    Origin: Invented by the chemist Van Helmont of Brussels, who died in 1644. ... 1. An aeriform fluid; a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be permanently elastic, as oxygen, hydrogen, etc, in distinction from vapors, as steam, which becom...
    Found op http://www.mondofacto.com/facts/dictionary?gas
    
    
20. 
    gas
    verb attack with gas; subject to gas fumes; `The despot gassed the rebellious tribes`
    Found op http://wordnetweb.princeton.edu/perl/webwn?s=gas
    
    
21. 
    gas
    (gas) any elastic aeriform fluid in which the molecules are widely separated from each other and so have free paths. alveolar gas the gas in the alveoli of the lungs, where gas exchange with the capillary blood takes place. blood gases the partial pressures...
    Found op http://www.encyclo.co.uk/local/21001
    
    
22. 
    gas
    (from the article `occupational disease`) Gases may act as local irritants to inflame mucous surfaces. Common examples include sulfur dioxide, chlorine, and fluorine, which have pungent ... [4 related articles]
    Found op http://www.britannica.com/eb/a-z/g/11
    
    

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