Collins COBUILD Advanced Learner’s Dictionary

2 ADJ If you have an unrestricted view of something, you can see it fully and clearly, because there is nothing in the way. □  Nearly all seats have an unrestricted view.

un|re|ward|ed /ʌ nr I wɔː ^r d I d/ ADJ You can say that someone goes unrewarded , or that their activities go unrewarded , when they do not achieve what they are trying to achieve. □  The jockey rushed back from America to ride at Nottingham on Monday but went unrewarded. □  …a long and unrewarded struggle.

un|re|ward|ing /ʌ nr I wɔː ^r d I ŋ/ ADJ If you describe an activity as unrewarding , you mean that it does not give you any feelings of achievement or pleasure. □  …dirty and unrewarding work. □  Listening to it in its entirety is also fairly unrewarding.

un|ripe /ʌ nra I p/ ADJ Unripe fruit or vegetables are not yet ready to eat.

un|ri|valled /ʌnra I v ^ə ld/ in AM, use unrivaled ADJ If you describe something as unrivalled , you are emphasizing that it is better than anything else of the same kind. [EMPHASIS ] □  He had an unrivalled knowledge of south Arabian society, religion, law and customs. □ [+ in ] It's a team unrivalled in stature, expertise and credibility.

un|roll /ʌ nroʊ l/ (unrolls , unrolling , unrolled ) VERB If you unroll something such as a sheet of paper or cloth, or if it unrolls , it opens up and becomes flat when it was previously rolled in a cylindrical shape. □ [V n] I unrolled my sleeping bag as usual. □ [V ] They show movies on the screen that unrolls from the ceiling.

un|ruf|fled /ʌ nrʌ f ^ə ld/ ADJ If you describe someone as unruffled , you mean that they are calm and do not seem to be affected by surprising or frightening events.

un|ru|ly /ʌnruː li/

1 ADJ If you describe people, especially children, as unruly , you mean that they behave badly and are difficult to control. □  It's not good enough just to blame the unruly children. □  …unruly behaviour.

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.