Depending on how it's used.
High (altitude, not a state of mind)
Stop (Command - Seen on stop signs on the roads in most of the Spanish speaking world)
El avióon esta volando muy alto. - The plane is flying very high.
¡Alto!. No se mueva. - Stop! Don't move.
'alto' is Spanish for tall.... in Latin the word 'altus, a, um' means- high or deep.
High
The tall
alto
Los Altos means 'The heights' in Spanish.
There are two common uses for "alto". The first is as the word "tall", i.e. Es un chico alto = He is a tall boy. The second is as the command for "stop!", i.e. "Alto! Camiones no pueden pasar. = Stop! Trucks cannot go through.
alto Alto is one form, used to mean "Halt." Parada is the term for a bus stop. Parar is "to stop" (also to stand)
Alttius is a Latin word which means "Higher." It is related to the English word "Altitude" and the Spanish word "Alto" which means "high; tall"
"Very tall" in English.
Stop, my friend.
alto
Spanish for Tall Tree
"En voz alta" in Spanish means "out loud" in English. It is often used to indicate that something is being said or read with audible sound.
alto verde
Alto = Tall