A weakness or undesirable characteristic; a con. / A setback or handicap. / Loss; detriment; hindrance.

(transitive) To place at a disadvantage.

(transitive) To sadden or displease (someone) by underperforming, or by not delivering something promised or hoped for. / (transitive) To deprive (someone of something expected or hoped for).

(Internet slang) disappointed

(transitive) To detect with the senses, especially with the eyes. / (transitive) To perceive, recognize, or comprehend with the mind; to descry.

(astronomy) Alternative form of protoplanetary disk

a disc of abrasive material that rotates in a tool such as a sander

(uncountable) The feeling or state of being disappointed: a feeling of sadness or frustration when something is not as good as one hoped or expected, or when something bad unexpectedly happens.

Causing repugnance; unpleasant to the feelings or senses; displeasing. / (archaic) Not suitable; that does not conform or fit.

Something or someone displeasing; anything that is disagreeable.