A device, usually a small bottle with a tube and rubber bulb, used to dispense liquid in drops.
From 'drop' with the agent suffix '-er,' meaning 'one that drops.' Became especially common in the 19th and 20th centuries with advances in medicine and chemistry.
The humble dropper is a triumph of practical design—it's used to administer medicine to babies, add food coloring to cakes, and conduct precise experiments, all because of its simple mechanical elegance.
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