Invisible — Defs

01 a. Incapable of being seen; not perceptible by vision; not visible.

1.
Incapable of being seen; not perceptible by vision; not visible.
“To us invisible, or dimly seen In these thy lowest works.” — Milton.
2.
Hidden from the public; as, invisible transactions.
3.
imperceptible to the mind; as, differences invisible to most observers.

Phrases & compounds

Invisible bird — a small, shy singing bird (Myadestes sibilons), of St. Vincent Islands.

Invisible green — a very dark shade of green, approaching to black, and liable to be mistaken for it.

02 n. An invisible person or thing; specifically, God, the Supreme Being.

1.
An invisible person or thing; specifically, God, the Supreme Being.
2.
A Rosicrucian; -- so called because avoiding declaration of his craft.[Obs.]
3.
One of those (as in the 16th century) who denied the visibility of the church.(Eccl. Hist.)