good things to happen f         tfc % M #J X

MflfeWI From the name of a character created by the US writer of children’s stories, Eleanor Hodgman porter, mmmjr

mmAvummw,

pollywog = POLLIWOG

polo /'paulau; NAmE 'poulou/ noun [U] a game in which two teams of players riding on horses try to hit a ball into a goal using long wooden hammers (called mallets) S; zft ) picture o page R31see

also WATER POLO

polonaise /.pDla'neiz; NAmE ,pa:l-/ noun a slow Polish dance that was popular in the 19th century; a piece of music for this dance         19 MtWtiAX

mm); m

1 polo neck (BrE) [NAmE turtle-neck) noun a high round collar made when the neck of a piece of clothing is folded over; a piece of clothing with a polo neck jSi ® SI ^; jU 0 IB A jjfil: You can wear a polo neck with that jacket M        IS      oa

polo-neck sweater      picture o page R22

po lo nium /pe'launiam; NAmE -'lou-/ noun [U] [symb Po) a chemical element. Polonium is a radioactive metal that is present in nature when uranium decays. IN ( M )

'polo shirt noun an informal shirt with short sleeves, a collar and a few buttons at the neck ffy ) — picture o page R22

pol-ter-geist /'paoltagaist; 'pnl-; NAmE 'poultarg-/ noun a ghost that makes loud noises and throws objects

pol troon /pDl'truin; NAmE pail't-/ noun (old use, disap­proving) a coward (= a person who lacks courage) flH

/hit; if*

poly /'pnli; NAmE 'pa:li/ noun [pi. polys) [BrE, informal)

= POLYTECHNIC

poly- /'pDli; NAmE 'pa:li/ combining form (in nouns, adjectives and adverbs J* W isj ffl ®i is]) many

^; A: polygamyAgA opolyphonic A poly an dry /.pnli'aendri; ,pa:l-/ noun [u] (technical * i§) the custom of having more than one husband at the same time      ( ffrJ ) —compare polygamy

► poly-an-drous /.pnli'aendras; NAmE ,pa:l-/ adj. poly an thus /.pnli'aenGas; NAmE ,pa:l-/ noun [C, U] a small garden plant with round brightly coloured flowers, several of which grow at the end of each stem

tmmmmit>■.'

poly car bon ate /.pnli'kaibanat; NAmE ,pa:li'ka:rb-/ noun [U, C] (technical 2ft i«) a very strong transparent plastic used, for example, in windows and lenses Mtffc

mm ( )

poly-clinic /'pDliklmik; NAmE 'pa:l-/ noun [BrE] a medical centre that is not part of a hospital, where both general doctors and specialists work i##r; £*

poly-cot-ton /'pnlikDtn; NAmE 'pa:lika:tn/ noun [U] [BrE) a type of cloth made from a mixture of cotton and polyester    MM

poly-es-ter /,pDli'esta(r); NAmE, pa:li-; 'padiestar/ noun [U] a strong material made of fibres (called polyesters) which are produced by chemical processes, often mixed with other materials and used especially for making clothes f      a cotton and polyester shirt

-mmmm

poly-ethyl-ene /.pDli'eGaliin; NAmE ,pa:l-/ noun [U] [NAmE) = POLYTHENE

pol-yg-amy /pa'ligami/ noun [u] [technical * if) the custom of having more than one wife at the same time ( rfrJ ) —compare polyandry pol-yg-am-ist /pa'ligamist/ noun pol-yg-am-ous /pa'ligamas/ adj.: a polygamous marriage/society    / ft A

polyglot /'pDliglDt; NAmE 'padiglait/ adj. [formal) knowing, using or written in more than one language ii& (   SCI

multilingual : a polyglot nation g if # K jj& poly­glot noun

poly-gon /‘pDligan; NAmE 'pa:liga:n/ noun [geometry /linjj a flat shape with at least three straight sides and angles, and usually five or more poi

yg-on-al /pa'liganl/ adj.

poly-graph /'pDligrsef; NAmE ‘paili-; BrE also -gra:f/ noun [technical *if) = lie detector poly-he-dron /,pDli'hi:dran; -'hed-; NAmE ,pa:li-/ noun [pi. poly-he-dra /-'hiidra; -'hed-/ or polyhedrons) [geom­etry Jif6]j a solid shape with many flat sides, usually more than six gifiW (   ) ► poly-he-dral

adj.

poly-math /'pDlimaeG; NAmE 'pari-/ noun [formal, approving) a person who knows a lot about many different subjects

poly mer /'pnlim0(r); NAmE 'pari-/ noun [chemistry it) a natural or artificial substance consisting of large molecules (= groups of atoms) that are made from combinations of small simple molecules M. ^

MW

poly mer ize [BrE also -ise) /'polimaraiz; NAmE 'parli-/ verb [V, VN] [chemistry it) to combine, or to make units of a chemical combine, to make a polymer (   ) M

FF: The substance polymerizes to form a hard plastic.

# $ Jit M a- Jf J* M 5f! Wm & o poly-mer-iza-tion /.polimarai'zeijn; NAmE .parli-/ noun [U] poly morphous /.pnli'morfes; NAmE .padi'moirfas/ (also poly-morph-ic /-fik/) adj. [formal or technical 7ftif) having or passing through many stages of development ( AM )

polyp /'pDlip; NAmE 'parlip/ noun 1 [medical E) a small lump that grows inside the body, especially in the nose, that is caused by disease but is usually harmless S |£j;

( Xta )         2 a small and very simple sea creature

with a body shaped like a tube ( 7JC&IM ) IfBJi; 7jc

tlib

pol yph ony /pa'lifani/ noun [U] [music jlf) the combin­ation of several different patterns of musical notes sung together to form a single piece of music A iMEfsE', A if 9E ft counterpoint polyphonic /.pDli'fnmk; NAmE .parli'farmk/ adj.

poly-pro-pyl-ene /.pDli'praupaliin; NAmE .padi'prou-/ noun [U] a strong plastic often used for objects such as toys or chairs that are made in a mould Mi^M poly-sem-ous /.pnli'siimas; NAmE ,pa:l-/ adj. [linguistics W) (of a word iw]) having more than one meaning

(-m) gx&j

poly-semy /pa'lisimi/ noun [u] [linguistics g) the fact of having more than one meaning ( — isj )

poly-styrene /.pnli'stairiin; NAmE ,pa:l-/ (also Styro­foam™ especially in NAmE) noun [U] a very light soft plastic that is usually white, used especially for making containers that prevent heat loss M^ZjM: polystyrene

cups Mttz.mwx

poly syl lable /'pnlisitebl; NAmE 'pa:l-/ noun [technical 7|t if) a word of several (usually more than three) syllables 1?is] ► poly-syl-lab-ic /.pnlisi'laebik; NAmE ,pa:l -/ adj.

poiy-tech-nic /.pnli'tekmk; NAmE ,pa:l-/ (also BrE informal poly) noun (in Britain in the past) a college for higher education, especially in scientific and technical subjects. Most polytechnics are now called, and have the same status as, universities. (

poly the ism /'pDliGiizam; NAmE 'pa:l-/ noun [U] the belief that there is more than one god — compare monotheism poly-the-is-tic /.pDliBi'istik; NAmE ,pad-/ adj.

poiy-thene /'pnli0i:n; NAmE 'pad-/ [BrE) [NAmE poly- ethyl-ene) noun [U] a strong thin plastic material, used especially for making bags or for wrapping things in MZjM: a polythene bag

poly-tun nel /'pDlitAnl; NAmE 'pad-/ noun a long low structure covered with plastic used for growing seeds or young plants outdoors