invisible

US /ɪnˈvɪz.ə.bəl/
UK /ɪnˈvɪz.ə.bəl/
"invisible" picture
1.

invisibile

impossible or nearly impossible to see

:
The tiny particles were almost invisible to the naked eye.
Le minuscole particelle erano quasi invisibili ad occhio nudo.
He wore a cloak that made him invisible.
Indossava un mantello che lo rendeva invisibile.
2.

impercettibile, nascosto

not apparent or obvious; hidden from view or knowledge

:
There was an invisible tension in the room.
C'era una tensione invisibile nella stanza.
His influence on the decision was invisible but significant.
La sua influenza sulla decisione era invisibile ma significativa.