Collins COBUILD Advanced Learner’s Dictionary

un|co|opera|tive /ʌ nkoʊɒ pərət I v/ also unco-operative ADJ [usu v-link ADJ ] If you describe someone as uncooperative , you mean that they make no effort at all to help other people or to make other people's lives easier. □  She became uncooperative: unwilling to do her homework or help with any household chores. □  …a bunch of stupid, cranky, uncooperative old fools.

un|co|ordi|nat|ed /ʌ nkoʊɔː ^r d I ne I t I d/ also unco-ordinated

1 ADJ If you describe someone as uncoordinated you mean that their movements are not smooth or controlled. □  They were unsteady on their feet and rather uncoordinated. □  …an uncoordinated toddler.

2 ADJ If you describe actions or plans as uncoordinated , you mean they are not well-organized. □  Government action has been half-hearted and uncoordinated. □  …late, uncoordinated and piecemeal enemy responses.

un|cork /ʌ nkɔː ^r k/ (uncorks , uncorking , uncorked ) VERB When you uncork a bottle, you open it by pulling the cork out of it. □ [V n] Steve uncorked bottles of champagne to toast the achievement.

un|cor|robo|rat|ed /ʌ nkərɒ bəre I t I d/ ADJ [usu ADJ n] An uncorroborated statement or claim is not supported by any evidence or information. □  Uncorroborated confessions should no longer be accepted by courts.

un|count|able noun /ʌ nkaʊntəb ^ə l naʊ n/ (uncountable nouns ) N‑COUNT An uncountable noun is the same as an uncount noun .

un|count noun /ʌ nkaʊnt naʊ n/ (uncount nouns ) N‑COUNT An uncount noun is a noun such as 'gold', 'information', or 'furniture' which has only one form and can be used without a determiner.

un|couth /ʌ nkuː θ/ ADJ If you describe a person as uncouth , you mean that their behaviour is rude, noisy, and unpleasant. [DISAPPROVAL ]

un|cov|er /ʌ nkʌ və ^r / (uncovers , uncovering , uncovered )

1 VERB If you uncover something, especially something that has been kept secret, you discover or find out about it. □ [V n] Auditors said they had uncovered evidence of fraud.

2 VERB When people who are digging somewhere uncover something, they find a thing or a place that has been under the ground for a long time. □ [V n] Archaeologists have uncovered an 11,700-year-old hunting camp in Alaska.

3 VERB To uncover something means to remove something that is covering it. □ [V n] When the seedlings sprout, uncover the tray.

un|cov|ered /ʌ nkʌ və ^r d/ ADJ [ADJ after v, ADJ n, v-link ADJ ] Something that is left uncovered does not have anything covering it. □  Minor cuts and grazes can usually be left uncovered to heal by themselves. □  The uncovered bucket in the corner stank.

un|criti|cal /ʌ nkr I t I k ^ə l/ ADJ If you describe a person or their behaviour as uncritical , you mean that they do not judge whether someone or something is good or bad, right or wrong, before supporting or believing them. □  …the conventional notion of women as uncritical purchasers of heavily advertised products. ●  un|criti|cal|ly /ʌ nkr I t I kli/ ADV [usu ADV with v, oft ADV adj] □  Politicians want a lap-dog press which will uncritically report their propaganda.

unc|tu|ous /ʌ ŋktʃuəs/

1 ADJ If you describe someone as unctuous , you are critical of them because they seem to be full of praise, kindness, or interest, but are obviously insincere. [FORMAL , DISAPPROVAL ] □  …the kind of unctuous tone that I've heard often at diplomatic parties.

2 ADJ If you describe food or drink as unctuous , you mean that it is creamy or oily. [FORMAL ]