/ ʌnˈiːvn; NAmE / adjective
1.
not level, smooth or flat :
The floor felt uneven under his feet.
OPP even
2.
not following a regular pattern; not having a regular size and shape
SYN irregular :
Her breathing was quick and uneven.
uneven teeth
OPP even
3.
not having the same quality in all parts :
an uneven performance (= with some good parts and some bad parts)
4.
( of a contest or match ) in which one group, team or player is much better than the other
SYN unequal
OPP even
5.
organized in a way that is not regular and/or fair
SYN unequal :
an uneven distribution of resources
OPP even
► un·even·ly adverb
► un·even·ness noun [ U ]
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WORD ORIGIN
Old English unefen not corresponding exactly (see un- , even ).