to check, to check on, to check out, to see, to check to see (examine)
Me olvidé de comprobar si la hora de salida de su vuelo había cambiado o no.I forgot to check if her flight's arrival time had changed or not.
to verify, to ascertain, to determine, to confirm
to test (the accuracy or effectiveness of something)
to prove, to establish (i.e. demonstrate the veracity of something)
to note (as in realizing)
(reflexive) to be checked, tested, to check out
(reflexive) to be found, determined
