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ar·e·ole | \ ˈer-ē-ˌōl 
, ˈa-rē- \
, ˈa-rē- \Definition of areole
: a round or elongated often raised or depressed area on a cactus which is equivalent to a bud and from which spines, flowers, stems, or roots grow
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Time Traveler for areole
The first known use of areole was in 1874
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