2 ADJ [usu ADJ n] Unruly hair is difficult to keep tidy. □ The man had a huge head of remarkably black, unruly hair.
un|safe /ʌ nse I f/
1 ADJ If a building, machine, activity, or area is unsafe , it is dangerous. □ Critics claim the trucks are unsafe. □ She was also warned it was unsafe to run early in the morning in the neighbourhood.
2 ADJ [v-link ADJ ] If you are unsafe , you are in danger of being harmed. □ In the larger neighbourhood, I felt very unsafe.
3 ADJ If a criminal conviction is unsafe , it is not based on enough evidence or is based on false evidence. [BRIT , LEGAL ] □ An appeal court decided their convictions were unsafe.
un|said /ʌ nse d/ ADJ [usu ADJ after v, oft v-link ADJ , ADJ n] If something is left unsaid or goes unsaid in a particular situation, it is not said, although you might have expected it to be said. □ Some things, Donald, are better left unsaid. □ I would not intentionally be dishonest, but some things would go unsaid.
un|sale|able /ʌ nse I ləb ə l/ also unsalable ADJ If something is unsaleable , it cannot be sold because nobody wants to buy it. □ Most developers reserve the right to turn down a property they think is virtually unsaleable.
un|sani|tary /ʌ nsæ n I tri, [AM ] -teri/ ADJ Something that is unsanitary is dirty and unhealthy, so that you may catch a disease from it. □ …diseases caused by unsanitary conditions. □ Discharge of raw sewage into the sea is unsanitary and unsafe.
un|sat|is|fac|tory /ʌ nsæt I sfæ ktəri/ ADJ If you describe something as unsatisfactory , you mean that it is not as good as it should be, and cannot be considered acceptable. □ The inspectors said just under a third of lessons were unsatisfactory. □ He asked a few more questions, to which he received unsatisfactory answers.
un|sat|is|fied /ʌ nsæ t I sfa I d/
1 ADJ [usu v-link ADJ ] If you are unsatisfied with something, you are disappointed because you have not got what you hoped to get. □ The game ended a few hours too early, leaving players and spectators unsatisfied. □ [+ with ] The centre helps people who are unsatisfied with the solicitors they are given.
2 ADJ [usu ADJ n] If a need or demand is unsatisfied , it is not dealt with. □ …products for which unsatisfied demand exists.
un|sat|is|fy|ing /ʌ nsæ t I sfa I I ŋ/ ADJ If you find something unsatisfying , you do not get any satisfaction from it. □ Rose says so far the marriage has been unsatisfying. □ The boredom is caused as much by people's unsatisfying home lives as by lack of work.
un|sa|voury /ʌnse I vəri/ in AM, use unsavory ADJ [usu ADJ n] If you describe a person, place, or thing as unsavoury , you mean that you find them unpleasant or morally unacceptable. [DISAPPROVAL ] □ The sport has long been associated with illegal wagers and unsavoury characters.
un|scathed /ʌnske I ðd/ ADJ [ADJ after v, v-link ADJ ] If you are unscathed after a dangerous experience, you have not been injured or harmed by it. □ Tony emerged unscathed apart from a severely bruised finger. □ [+ by ] The east side of the city was left unscathed by the riots.
un|sched|uled /ʌ nʃe djuːld, [AM ] -ske d-/ ADJ [usu ADJ n] An unscheduled event was not planned to happen, but happens unexpectedly or because someone changes their plans at a late stage. □ …an unscheduled meeting with the Foreign Secretary. □ The ship made an unscheduled stop at Hawaii.
un|schooled /ʌ nskuː ld/ ADJ An unschooled person has had no formal education. [LITERARY ] □ …unskilled work done by unschooled people. □ He was almost completely unschooled.
un|sci|en|tif|ic /ʌ nsa I ənt I f I k/ ADJ Research or treatment that is unscientific is not likely to be good because it is not based on facts or is not done in the proper way. □ The team's methods were considered totally unscientific. □ …this small, unscientific sample of voters.
un|scram|ble /ʌ nskræ mb ə l/ (unscrambles , unscrambling , unscrambled ) VERB To unscramble things that are in a state of confusion or disorder means to arrange them so that they can be understood or seen clearly. □ [V n] All you have to do is unscramble the words here to find four names of birds. □ [V n] TV users need a set-top device capable of unscrambling the signal.
un|screw /ʌ nskruː / (unscrews , unscrewing , unscrewed )
1 VERB If you unscrew something such as a lid, or if it unscrews , you keep turning it until you can remove it. □ [V n] She unscrewed the cap of her water bottle and gave him a drink. □ [V ] The base of the lamp unscrews for wiring and mounting.
2 VERB If you unscrew something such as a sign or mirror which is fastened to something by screws, you remove it by taking out the screws. □ [V n] He unscrewed the back of the telephone and started connecting it to the cable.
un|script|ed /ʌ nskr I pt I d/ ADJ [usu ADJ n] An unscripted talk or speech is made without detailed preparation, rather than being read out. □ …unscripted radio programmes.
un|scru|pu|lous /ʌnskruː pjʊləs/ ADJ If you describe a person as unscrupulous , you are critical of the fact that they are prepared to act in a dishonest or immoral way in order to get what they want. [DISAPPROVAL ] □ These kids are being exploited by very unscrupulous people. □ …the unscrupulous use of hostages.
un|sea|son|ably /ʌ nsiː zənəbli/ ADV [ADV adj] Unseasonably warm, cold, or mild weather is warmer, colder, or milder than it usually is at the time of year. □ …a spell of unseasonably warm weather. □ It was unseasonably mild for late January.
un|seat /ʌ nsiː t/ (unseats , unseating , unseated ) VERB When people try to unseat a person who is in an important job or position, they try to remove him or her from that job or position. □ [V n] It is still not clear who was behind Sunday's attempt to unseat the President.