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"Si" is a form of "si", a conjunction which is often translated as "if". "Está bien" is a form of "está bien", a phrase which is often translated as "OK". Learn more about the difference between "si" and "está bien" below.
si(
see
)
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
a. if
Si llueve mañana, cancelaremos el pícnic.If it rains tomorrow, we will cancel the picnic.
a. whether
Preguntó si me estaba divirtiendo.He asked whether I was enjoying myself.
b. if
Paco quiere saber si Laura también va a asistir.Paco wants to know if Laura is also going to attend.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. B
Primero lo oí en si menor.I first heard it played in B minor.
b. ti (solfége)
Practiquemos las escalas en orden inverso: do, si, la...Let's practice scales in reverse order: do, ti, la...
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está bien(
ehs
-
tah
 
byehn
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. OK
¿Quieres ver esta película? - Está bien.Do you want to watch this movie? - OK.
b. all right
Ya limpié la cocina. - Está bien.I already cleaned the kitchen. - All right.
c. fine
¡Deja de estresarte por eso! - Está bien.Stop stressing about it! - Fine.
d. that's OK
¡Perdón! Te pegué sin querer. - Está bien; no te preocupes.Sorry! I hit you by accident. - That's OK; don't worry about it.
e. that's fine
Te preparé unas quesadillas con tortillas de maíz. - Está bien.I made you quesadillas with corn tortillas. - That's fine.
f. that's all right
No pude encontrar el libro que me pediste. - Está bien.I couldn't find the book you asked me for. - That's all right.
a. he's fine (masculine)
¿Sigue enfermo Luis? - No, ya está bien.Is Luis still sick? - No, he's fine now.
b. she's fine (feminine)
¿Cómo está Marta? - Está bien.How is Marta? - She's fine.
c. it's fine
¿Cómo te gustó la nueva estufa? - No me encanta, pero está bien.How do you like the new stove? - I don't love it, but it's fine.
d. is fine
Carlos está bien.Carlos is fine.
3.
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(you're all right; second person singular)
a. you're fine
Está bien, señor. Solo se resbaló en el hielo.You're fine, sir. You just slipped on the ice.
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