tsp.
abbreviationUK /tiː es piː/
US /tiː es piː/
A short way to write teaspoon.
Add one tsp. of sugar to the tea.
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OTHER MEANINGS
2. A small spoon used for stirring or eating.
She stirred her coffee with a tsp.
3. A unit of volume used in cooking, equal to about 5 milliliters.
The recipe calls for 2 tsp. of vanilla.
4. A shortened form used in recipe books and cooking instructions.
Mix 1 tsp. salt with the flour.