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Arctic Ocean
arctic tern
arctic willow
Arctic Winter Games
arctiid
Arcturus
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arcus senilis
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arcus senilis
ar·cus se·nil·is [ rkss se nliss ]


noun 
Definition:
 
band encircling cornea: an opaque circle around the cornea of the eye that can develop late in life
[< Latin, "bow of advanced age"]
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