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pėr|gjysm|o'·n vt 1 to divide [ ] in half; bisect 2 to reduce by half, halve

pėr|gjysm|o're nf (Geom) bisector of an angle

pėr|gjysm|u'a|r adj (i) 1 half gone, half used up, not whole; reduced by half 2 (of speech) having many mistakes, poorly pronounced: broken