(1) The physical matter, material or that of which an organ or body consists. (2) (chemistry) A material, matter or that which has definite chemical composition and distinct properties.

What is the scientific meaning of substance?

1 : physical material from which something is made or which has discrete existence the substance of nerve tissue. 2 : matter of particular or definite chemical constitution.

What does substance mean example?

Substance is some material or item with a particular texture or an intoxicating drink or drug. An example of substance is something that feels like silk. An example of a substance is alcohol. noun. 8.