A spirit that takes possession of a psychic or medium and allows other spirits to communicate with the living.
A duplicate book, register, or account, kept to correct or check another account or register.
An interface element that a computer user interacts with, such as a window or a text box (abbreviated Ctrl).
Influence or authority over something.
A control group or control experiment.
A checkpoint along an audax route.
A means of monitoring for, and triggering intervention in, activities that are not going according to plan.
The method and means of governing the performance of any apparatus, machine or system, such as a lever, handle or button.
Restraint or ability to contain one's movements or emotions, or self-control.
A security mechanism, policy, or procedure that can counter system attack, reduce risks, and resolve vulnerabilities; a safeguard or countermeasure.
A construction in which the understood subject of a given predicate is determined by an expression in context. See control.
Any of the physical factors determining the climate of a place, such as latitude, distribution of land and water, altitude, exposure, prevailing winds, permanent high- or low-barometric-pressure areas, ocean currents, mountain barriers, soil, and vegetation.
(construed with for) To design (an experiment) so that the effects of one or more variables are reduced or eliminated.
to hold in check, to curb, to restrain
To exercise influence over; to suggest or dictate the behavior of.
That which separates the living and the spirit world.
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.
Anything that partially obscures a clear view.
A covering for a person or thing; as, a caul (especially over the head)
The calyptra of mosses.
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.