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

Example:
how much would a heaping Teaspoon be on a tablespoon?

Taxonomy
teaspoon, one teaspoon, spoon, mL, tablespoon, ingredients, free encyclopedia, Measure, teaspoonful, liquid, measuring spoons, American English, coffee spoon, recipe, salt, a cup of tea, liquid gallon, dry ingredients.

Defination from the web:
teaspoon, called an orange spoon, tapers to a sharp point or teeth, and is used for citrus fruits and melons. ... The tablespoon is a larger version of the teaspoon, generally with three times its capacity. ... Retrieved from "http://en.wikipedia.org/wiki/Teaspoon" ...