el trillizo, la trilliza - triplet (generally referring to a person)Spanish example: Estas trillizas madrileñas nacieron el 17 de octubre de 2001, después de un embarazo de 35 semanas.
English example: Those Madrid triplets were born Oct. 17, 2001, after a 35-week pregnancy.
Source: el trillizo, la trilliza - triplet (generally referring to a person) (https://www.123teachme.com/spanish_feeds/word_of_the_day/2024/7/6)