Words · Familiar
substitution
/ˌsʌbstɪˈtuʃən/ · 12 letters · 7 distinct letters
- noun
an event in which one thing is substituted for another
the replacement of lost blood by a transfusion of donor blood
- noun
the act of putting one thing or person in the place of another:
he sent Smith in for Jones but the substitution came too late to help