Meaning of “invisible” - Learner’s Dictionary

invisible

adjective uk us /ɪnˈvɪzəbl/

B2 Someone or something that is invisible cannot be seen:

invisible particles called electrons
The house was invisible from the road.
invisibility uk us /ɪnˌvɪzəˈbɪləti/ noun [ U ]

(Definition of “invisible” from the Cambridge Learner’s Dictionary © Cambridge University Press)