Teaspoon

n. eating utensil, small spoon

A teaspoon is a small spoon commonly used to stir the contents of a cup of tea or coffee. Teaspoons with longer handles are commonly used for ice cream. Other spoon sizes include the tablespoon and the dessert spoon. Much less common is the coffee spoon, which is a smaller version of the teaspoon.
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Noun
1. a small spoon used for stirring tea or coffee; holds about one fluid dram
(hypernym) spoon
(hyponym) iced-tea spoon
2. as much as a teaspoon will hold
(synonym) teaspoonful
(hypernym) containerful

(n.)
A small spoon used in stirring and sipping tea, coffee, etc., and for other purposes.
  

Like a tablespoon, a teaspoon is an old-fashionned but convenient household measure. A teaspoon holds about 5 cc. Three teaspoons = a tablespoon.