Anything which makes things foggy or gloomy.
Crystal methamphetamine.
A negative or foreboding aspect of something positive: see every cloud has a silver lining or every silver lining has a cloud.
The Internet, regarded as an abstract amorphous omnipresent space for processing and storage, the focus of cloud computing.
A large, loosely-knitted headscarf worn by women.
A telecom network (from their representation in engineering drawings)
A visible mass of water droplets suspended in the air.
Anything unsubstantial.
A dark spot on a lighter material or background.
A group or swarm, especially suspended above the ground or flying.
Any mass of dust, steam or smoke resembling such a mass.
An elliptical shape or symbol whose outline is a series of semicircles, supposed to resemble a cloud.
To make less acute or perceptive.
To make gloomy or sullen.
To become marked, darkened or variegated in this way.
To make obscure.
To become foggy or gloomy, or obscured from sight.
To overspread or hide with a cloud or clouds.
To mark with, or darken in, veins or sports; to variegate with colors.
To blacken; to sully; to stain; to tarnish (reputation or character).
Of the breath, to become cloud; to turn into mist.
Anything that partially obscures a clear view.
A thin layer of tissue which is attached to or covers a mushroom.
A cover; disguise; a mask; a pretense.
A membrane connecting the margin of the pileus of a mushroom with the stalk; a velum.
A covering for a person or thing; as, a caul (especially over the head)
The calyptra of mosses.
That which separates the living and the spirit world.
An obscuration of the clearness of the tones in pronunciation.
velum (A circular membrane round the cap of a medusa).
Something hung up or spread out to hide or protect the face, or hide an object from view; usually of gauze, crepe, or similar diaphanous material.
To dress in, or decorate with, a veil.
To conceal as with a veil.