vs 

QUICK ANSWER
"Segundo" is a form of "segundo", an adjective which is often translated as "second". "Luego" is an adverb which is often translated as "then". Learn more about the difference between "luego" and "segundo" below.
luego(
lweh
-
goh
)
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
adverb
a. then
Fuimos primero al cine, y luego a comer.We went to the movies first, and then to eat.
a. later
Voy a ir al gimnasio luego porque primero tengo que terminar este informe.I'm going to go to the gym later because I have to finish this report first.
3. (in a short time)
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
(Latin America)
a. soon
Si sigues así, luego estarás en un aprieto.If you keep on like this, you'll soon be in a bind.
4. (nearby)
Regionalism used in Mexico
(Mexico)
a. close
La escuela está aquí luego.The school is close to here.
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
a. therefore
Está enferma, luego no viene.She is sick, therefore she's not coming.
Copyright © 2025 Dictionary Media Group, Inc.
segundo(
seh
-
goon
-
doh
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. second
La segunda vez que viajé a España, terminé quedándome por tres años.The second time I traveled to Spain, I ended up staying for three years.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. second
Hay sesenta segundos en un minuto.There are sixty seconds in a minute.
This means that the noun can be masculine or feminine, depending on the gender of the noun it refers to (e.g., el doctor, la doctora).
masculine or feminine noun
a. deputy
La gerente no está aquí, pero pueden hablar con su segundo.The manager isn't here, but you can speak with her deputy.
a. second one
Escucha, el primero es el mío y el segundo es el tuyo.Listen, the first one is mine and the second one is yours.
Copyright © 2025 Dictionary Media Group, Inc.