ring of color

Từ điển Oxford Learners Wordfinder Dictionary

noun

small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite
• Syn:
areola
• Derivationally related forms:
areolar (for: areola)
• Hypernyms:
area, region
• Part Holonyms:
breast, bosom, knocker, boob, tit, titty