pyrotech nics /.paira'tekmks/ noun 1 [u+sing./pl. v.] (;technical Tfvig-) fireworks or a display of fireworks 10 l£; 'J0A$J]ji$t 2 [pi.] (formal) a clever and complicated display of skill, for example by a musician, writer or speaker ( 1

guitar pyrotechnics In ► pyro-tech-nic

adj. [usually before noun]

Pyrrhic vic-tory /.pirik 'viktari/ noun a victory that is not worth winning because the winner has suffered or lost so much in winning it # ft f!]; ill #

Jr ft iff ££ 3X 1$ M hhuefl^l From Pyrrhus, the king of Epirus who defeated the Romans in 279BC but lost many of his own men.

1617 python

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Py thag oras’ the orem /pai'Basgarasiz 'Giaram; NAmE '0i:a-; ‘Gir-/ noun (geometry Jl fpf) the rule that, in a RIGHT-ANGLED TRIANGLE/RIGHT TRIANGLE, the SQUARE n.(4) of the hypotenuse (= the side opposite the right angle) is equal to the squares of the other two sides

added together

py thon /‘paiGan; NAmE -0a:n/ noun a large tropical snake that kills animals for food by winding its long body around them and crushing them 4$;