worse      Sfcft(ft: The fire was

allowed to bum unchecked. AAitJH, 0 The

rise in violent crime must not go unchecked.

‘J& ]fJB \ll $!l it o 0 The plant will soon choke ponds and waterways if left unchecked.

-be,

unchristian /.An'kristfan/ adj. not showing the qualities you expect of a Christian; not kind or thinking about other people’s feelings     M (ft; A K

A{AflfeAMW EEH Christian un civil /.An'sivl/ adj. {formal) not polite A4L(ft; f&IHft t>TU3 civil — see also incivility un civ il ized (BrE also -ised) /An'sivalaizd/ adj. {disap­proving) 1 (of people or their behaviour A^^TtA) not behaving in a way that is acceptable according to social or moral standards       ) MMlft; ?£&.

^ (ft 2 (of people or places A °5c itfe A) not having developed a modem culture and way of life AJFffctft;

A $3 (ft : I have worked in the wildest and most uncivilized parts of the world.      Ml

M&toflbl&cnffcii. EH3 civilized un claimed /.An'kleimd/ adj. that nobody has claimed as belonging to them or being owed to them ft AiA^i ift; AAl«(ft

unclassified /An'klassrfaid/ adj. 1 (of documents, information, etc. ft # . fa J§> #) not officially secret; available to everyone ##l$?(ft; AJF(ft PTJ3 classi­fied 2 (technical Ain) that has not been classified as being the member of a particular group A ft M1$; ft 3£#i|(ft: {BrE) A high proportion of candidates get low or unclassified grades (= their work is not good enough to receive a grade).

ft o 3 {BrE) (of a road if {$■) not large or important enough to be given a number ( B## Al&ffl ) A#f®lft unde IHf/■ Aqkl/ noun

1 the brother of your mother or father; the husband of your aunt 1^;  Uncle Ian #

<> I’m going to visit my uncle.   H H „ 0

I’ve just become an uncle (= because your brother/sister has had a baby).   ( fkM M ) □ 2 used by

children, with a first name, to address a man who is a close friend of their parents ( JLlifflili, $pff¥5£#(ft|5} QfflM ) M, ffiffi HI see Bob un clean /.An'klim/ adj. 1 {formal) dirty and therefore likely to cause disease ®t Bffc W, ^ ?n  ® M # Jl l$t

^ ) : unclean water A fn (ft tK PT22 clean 2 con­sidered to be bad, immoral or not pure in a religious way, and therefore not to be touched, eaten, etc. ?P3£ (ft; ^ift; (     HE] impure:

unclean thoughts 3fP;& 0 unclean food AfolftlM^ un clear /,An'klia(r); NAmE -'klir/ adj. 1 not clear or definite; difficult to understand or be sure about A J5! (ft; A fit (ft; 5® VX % fl W: His motives are unclear. fife (ft ffl M A ^ o 0 It is unclear whether there is any damage. Dclff       0 Your diagrams are

unclear.    2 ~ (about sth) | ~ (as to sth)

not fully understanding sth A%££3 ; ASH ETZ71 uncertain : I’m unclear about what you want me to do.

.Uncle ‘Sam noun (informal) a way of referring to the United States of America or the US government (some­times shown as a tall man with a white beard and a tall

hat)tim*& (

M. itA^LlifftitiAAJiA ) : He owed $20 000 in tax to Uncle Sam. ftfeAJi®lfclfF 2 Tj jcM$C.

.Unde ‘Tom noun {taboo, offensive) sometimes used in the past to refer to a black man who wants to please or serve white people mM±M ( [B.H*WH*Hm%SliW3c ftF^SAlftMA^A ) WtircWI From a character in the novel Uncle Tom’s Cabin by Harriet Beecher Stowe. M §

• tfc» • mnmttnw (i»M^/M»

4*&jA^0

un clothed /.An'klaodd; NAmE -kloudd/ adj. {formal) not wearing any clothes     $ffc(ftr —MAJ£(ft BOH

NAKED 033 CLOTHED

un clut tered /.An'klAtad; NAmE -tard/ adj. {approving) not containing too many objects, details or unnecessary

I 2189

items      SM-(ft; fJ&(ft 0313 tidy 023 clut­

tered

un-coil /.An'koil/ verb to become or make sth straight after it has been wound or twisted round in a circle

( fT##(ftA® ) mjf, ngl: [V] The snake slowly uncoiled. lltg ff It Hfe M jftiT # ff (ft M W „ o [VN] to uncoil a rope

un-coloured (BrE) {NAmE un-col-ored) /.An'kAlad; NAmE -ard/ adj. with no colour; with no colour added

Afelft; AjJP&lft

un combed /An'kaumd; NAmE -'koomd/ adj. (of hair A ft) that has not been brushed or combed; very untidy

SiLti

un-com-fort-able 0-w /An'kAmftabI; BrE also -fat-; NAmE also -fart-/ adj.

1 (of clothes, furniture, etc. AM, MM%?) not letting you feel physically comfortable; unpleasant to wear, sit on, etc. f       4AA£?ii(fr: uncomfortable

shoes       01 couldn’t sleep because the bed was

so uncomfortable. &JfcAA£FM7,      033

comfortable 2 not feeling physically relaxed, warm, etc. jgPJatgM; MAM ( USA® ft# ) M: Iwas sitting in an extremely uncomfortable position. ^  ^

Ic^)® To O She still finds it uncomfortable to stand without support.   033

comfortable 3 anxious, embarrassed or afraid and unable to relax; making you feel like this (

$J, US tit (ft, tF'tfi , A S ft w: He looked distinctly uncomfortable when the subject was mentioned. H,^iJ ^ iS M , fife Jk E M fE i ^ o o There was an uncomfortable silence. A — # 4“ A ^ 3c fifj S # comfortable 4 unpleasant or difficult to deal with M- (H);       : an uncomfortable fact CfAjk

^ ^ 0 I had the uncomfortable feeling that it was my fault.       t#fPM&lMf£o

un com-fort ably /An'kAmftabli; BrE also -fat-; NAmE also -fart-/ adv. 1 in a way that makes you feel anxious or embarrassed; in a way that shows you are anxious or embarrassed ^AA& (   ) ftfe;

M; ) itfe: I became uncomfortably aware that no one else was laughing, ffc id ig itfe M 1ft M #'] A IP    % \ 0 Her

comment was uncomfortably close to the truth. MfifJif fg ^A^fE^^o 0 He shifted uncomfortably in his seat when I mentioned money.     ftfefll^^

ft7o 2 in a way that is not physically comfortable yp 0M^fe; )®^Afe: I was feeling uncomfortably hot.

^ o 0 She perched uncomfortably on the edge of the table.

uncom mitted /.Anka'mitid/ adj. ~ (to sb/sth) not having given or promised support to a particular person, group, belief, action, etc.        A

(ft: The party needs to canvass the uncommitted voters.

—compare

COMMITTED

un com mon /An'kmnan; NAmE -’ka:m-/ adj. 1 not existing in large numbers or in many places A's’A^ft; ^ J& tfi; $(j ? (ft HE! unusual, rare : an uncommon occurrence A##(ft^'lf 0 Side effects from the drug are uncommon, ii fS 'P A I1! fF » 0 It is not uncommon for college students to live at home.   A

AKLo O Red squirrels are uncommon in England.

r»TJ3 common 2 {formal or literary) unusually large in degree or amount; great jSStif (ft; #£i]A(ft 023 remarkable : She showed uncommon pleasure at his arrival, ftfelftlij

uncommonly /An'kDmanli; NAmE -‘ka:m-/ adv. {formal) *1 to an unusual degree; extremely M JA Hfe; fF Kitt: an uncommonly gifted child —-A (ftjli 2 not often; not usually       ¥JE;

Not uncommonly, there is a great deal, of rain in August.

un com mu ni cative /.Anka'mjumikativ/ adj. {disap­proving) (of a person A) not willing to talk to other people or give opinions       %n'>iglft;

(ft 023 TACITURN 023 COMMUNICATIVE