To undo (a lock) by turning a key or corresponding part, To become unfastened, loosened, or freed from something that restrains, To provide a key to; disclose or reveal, transitive verb_ To unfasten, as what is locked, To open, in general; to lay open; to undo, verb_ open the lock of, set free or release, become unlocked

Not necessary; needless, Not needed or necessary, Done in addition to requirements; unrequired

computing Not accepting negative numbers; having only a positive absolute value, Lacking a signature, unendorsed

To cancel a subscription, especially to an online publication, service, or mailing list, To cancel the subscription of (a subscriber), verb_ to cancel a subscription, especially to an online service

Up to the time of, To; unto; towards; -- used of material objects, Before (a time), conjunction_ As far as; to the place or degree that; especially, up to the time that; till. See till, conj, Before, To the point or extent that

Not titled; having no title, or appellation of dignity or distinction, not of the nobility, Being without title or right; not entitled

To, Up to, indicating a motion towards a thing and then stopping at it, obsolete Until; till, conjunction_ obsolete Up to the time or degree that; until; till

Not usual, common, or ordinary, Unlike what is expected; differing in some way from the norm, being definitely out of the ordinary and unexpected; slightly odd or even a bit weird

To open or undo, as what is wrapped or folded, remove the outer cover or wrapping of, make known to the public information that was previously known only to a few people or that was meant to be kept a secret, transitive To open or undo, as what is wrapped or folded, transitive & intransitive To remove the wrapping or wrappings from or become unwrapped

In or to a higher position, In a direction opposite to the center of the earth or a comparable gravitational center, In or toward a position conventionally regarded as higher, as on a scale, chart, or map, adjective_ Moving or directed upward, Marked by increased excitement or agitation; aroused, Being considered; under study, preposition_ From a lower to or toward a higher point on, Toward or at a point farther along, In a direction toward the source of