Not apparent upon mere inspection, nor deducible from what is so apparent, but discoverable only by experimentation; relating to what is thus undiscoverable by mere inspection: opposed to manifest.Mysterious; transcendental; beyond the bounds of natural knowledge.Synonyms Latent, Covert, etc. (see secret), unrevealed, recondite, abstruse, veiled, shrouded, mystic, cabalistic.To cut off from view by the intervention of another body; hide; conceal; eclipse.To undergo occultation; be hidden or concealed, as a star or the intermittent beam of light from a lighthouse.