Often used metaphorically to describe something that has many branches or extensions.
La criatura tentacular que apareció en la película dejó a todos boquiabiertos y preguntándose si era real.
The tentacular creature that appeared in the movie left everyone speechless and wondering if it was real.
El pulpo es un animal tentacular que puede cambiar de color para camuflarse.
The octopus is a tentacular animal that can change color to camouflage itself.