substitutional
/ˌsʌbstɪˈtuʃənəl/
adjective
- Relating to or involving the act of replacing one thing with another.
- The coach made a substitutional change, putting in a fresh player for the second half.
- In chemistry, a substitutional reaction occurs when one atom replaces another in a molecule.
- The substitutional use of cheaper materials lowered the cost of the product.
Synonyms