Smart Definition
Etymology
Pronunciation
mientras
while
mean
average
+
while
during the time that
Mientras means while and can be remembered by thinking of mean0 (average0) while1 (during the time that1), as in 'the average time that' something occurs.
conjunction
  1. while
    During the time that; at the same time as
    Leo un libro mientras espero. // I read a book while I wait.