Smart Definition
Etymology
Pronunciation
contraseña
password
contra
against
+
seña
sign
A contraseña is a password, which can be thought of as a sign1 (seña1) used against0 (contra0) unauthorized access.
noun
  1. password
    A secret word or phrase used to access a system or account
    No compartas tu contraseña con nadie. // Don't share your password with anyone.