1. to decrease or diminish someone's or one's own level of excitement, eagerness, or passionate interest in something
The bad weather did not reduce our enthusiasm for the outdoor event.
O mau tempo não reduziu nosso entusiasmo pelo evento ao ar livre.
2. to make someone less eager or excited about a particular activity or goal
Critical feedback can sometimes reduce enthusiasm among team members.
Críticas construtivas podem às vezes reduzir o entusiasmo entre os membros da equipe.