English to English Dictionary

Unknown factor

An aspect, element, or variable whose nature, identity, or impact is currently not known or understood.

Unlatched

Not fastened with a latch; open or ajar.

Unlikely

Not likely to happen, be true, or occur; improbable.

Unlock

To undo the lock of a door, container, or device using a key, combination, or digital code so that it can be opened.

Unnecessary

Not needed; not required under the circumstances.

Unossified

Not having undergone ossification; remaining in a cartilaginous, soft, or flexible state instead of turning into bone.

Unpretentious

Not attempting to impress others with an appearance of greater importance, talent, or culture than is actually possessed.

Unprocessed

Not subjected to a special process, treatment, or preparation; in a natural state.

Unrequited

Not returned or reciprocated (especially of love or affection).

Unreserved

Not restricted or limited; without reservations.

Unrushed

Not hurried; proceeding at a calm, leisurely, or deliberate pace without pressure.

Unsatisfying

Not providing enough food, information, or fulfillment to leave a person content.