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QUICK ANSWER
"Hello" is a form of "hello", an interjection which is often translated as "hola". "What's up" is a form of "what's up", a phrase which is often translated as "qué tal". Learn more about the difference between "hello" and "what's up" below.
hello(
heh
-
lo
)An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
1. (salutation)
d. aló (Ecuador) (Panama) (Southern Cone)
Regionalism used in Ecuador
Regionalism used in Panama
Hello. Who is this?Aló. ¿Quién es?
what's up(
wuhts
uhp
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (colloquial) (used in questions)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
d. qué onda (colloquial) (Latin America)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
Good morning, Fred! What's up?¡Buenos días, Fred! ¿Qué onda?
a. lo que pasa
They bought a new house. That's what's up with them.Compraron una casa nueva. Eso es lo que pasa con ellos.
