edulcorator

from The Century Dictionary.

• noun One who or that which edulcorates; specifically, in chem., a contrivance formerly used for supplying small quantities of water to test-tubes, watchglasses, etc.

from the GNU version of the Collaborative International Dictionary of English.

• noun A contrivance used to supply small quantities of sweetened liquid, water, etc., to any mixture, or to test tubes, etc.; a dropping bottle.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A device used to supply small quantities of sweetened liquid, water, etc., to any mixture, or to test tubes, etc.; a dropping bottle.