This is the 7646th most frequent Spanish word.
lab
The Spanish word "lab" is not standard; it might be shorthand for "laboratorio," which means "laboratory" in English.
In this case, 'lab' specifies a classroom setting designed for experiments or learning activities in science.
En el lab aprendimos sobre química avanzada.
In the lab, we learned about advanced chemistry.
The sentence uses 'lab' to describe a place where an individual performed work, possibly in an academic or scientific context.
Pasé toda la tarde trabajando en el lab.
I spent the entire afternoon working in the lab.
Here, 'lab' refers to a physical space or workroom dedicated to research or practical work.