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| a substance that causes a chemical reaction without itself being affected |
| a highly concentrated, aqueous solution of potassium hydroxide or sodium hydroxide, or any solution resulting from leaching or percolation |
propane pro·pane (prō'pān')
n.
A colorless hydrocarbon found in natural gas and petroleum and widely used as a fuel.
| propane (prō'pān') Pronunciation Key
A colorless, gaseous hydrocarbon found in petroleum and natural gas. It is widely used as a fuel. Propane is the third member of the alkane series. Chemical formula: C3H8. |