Nghĩa

1. A formula for preparing or using a medicine; a prescription; also, a medicine prepared from such instructions.
2. Any set of instructions for preparing a mixture of ingredients.
3. By extension, a plan or procedure to obtain a given end result; a prescription.
4. Now especially, a set of instructions for making or preparing food dishes.
5. A set of conditions and parameters of an industrial process to obtain a given result.