Collins COBUILD Advanced Learner’s Dictionary

2 VERB If you unlock the potential or the secrets of something or someone, you release them. □ [V n] Education and training is the key that will unlock our nation's potential.

un|lov|able /ʌ nlʌ vəb ^ə l/ ADJ If someone is unlovable , they are not likely to be loved by anyone, because they do not have any attractive qualities.

un|loved /ʌ nlʌ vd/ ADJ If someone feels unloved , they feel that nobody loves them. □  I think she feels desperately wounded and unloved at the moment. □  …a lonely, unloved child.

un|love|ly /ʌ nlʌ vli/ ADJ If you describe something as unlovely , you mean that it is unattractive or unpleasant in some way. [WRITTEN ] □  She found a small, inexpensive motel on the outskirts of the town; it was barren and unlovely.

un|lov|ing /ʌ nlʌ v I ŋ/ ADJ If you describe a person as unloving , you believe that they do not love, or show love to, the people they ought to love. □  The overworked, overextended parent may be seen as unloving, but may simply be exhausted.

un|lucki|ly /ʌnlʌ k I li/ ADV [ADV with v] You use unluckily as a comment on something bad or unpleasant that happens to someone, in order to suggest sympathy for them or that it was not their fault. □ [+ for ] Unluckily for him, the fraud officers were watching this flight too.

un|lucky /ʌnlʌ ki/ (unluckier , unluckiest )

1 ADJ [oft ADJ to-inf] If someone is unlucky , they have bad luck. □  Owen was unlucky not to score on two occasions. □  Others were unlucky victims of falling debris.

2 ADJ You can use unlucky to describe unpleasant things which happen to someone, especially when you feel that the person does not deserve them. □  …our team's unlucky defeat by the Rovers.

3 ADJ Unlucky is used to describe something that is thought to cause bad luck. □  Some people think it is unlucky to look at a new moon through glass.

un|made /ʌ nme I d/ ADJ An unmade bed has not had the sheets and covers neatly arranged after it was last slept in.

un|man|age|able /ʌnmæ n I dʒəb ^ə l/

1 ADJ If you describe something as unmanageable , you mean that it is difficult to use, deal with, or control. □  People were visiting the house every day, sometimes in unmanageable numbers. □  …her freckles and unmanageable hair.

2 ADJ If you describe someone, especially a young person, as unmanageable , you mean that they behave in an unacceptable way and are difficult to control. □  The signs are that indulged children tend to become unmanageable when they reach their teens.

un|man|ly /ʌ nmæ nli/ ADJ [usu v-link ADJ ] If you describe a boy's or man's behaviour as unmanly , you are critical of the fact that they are behaving in a way that you think is inappropriate for a man. [DISAPPROVAL ] □  Your partner can feel the loss as acutely as you, but may feel that it is unmanly to cry.

un|manned /ʌ nmæ nd/

1 ADJ [usu ADJ n] Unmanned vehicles such as spacecraft do not have any people in them and operate automatically or are controlled from a distance. □  …a special unmanned spacecraft. □  …unmanned rockets.

2 ADJ If a place is unmanned , there is nobody working there. □  Unmanned post offices meant millions of letters went unsorted.

un|marked /ʌ nmɑː ^r kt/

1 ADJ [usu v-link ADJ ] Something that is unmarked has no marks on it. □  Her shoes are still white and unmarked.

2 ADJ [usu ADJ n] Something that is unmarked has no marking on it which identifies what it is or whose it is. □  He had seen them come out and get into the unmarked police car. □  He lies in an unmarked grave at Elmton.