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| a vessel, commonly a glass bulb with a long neck bent downward, used for distilling or decomposing substances by heat |
| a mixture composed of different substances or the same substance in different phases, such as solid ice and liquid water |
| resorcinolphthalein | |
noun | |
| a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed) [syn: fluorescein] |