n (1)柑橘，橙(type of juicy citrus fruit with a thick reddish-yellow skin)[C]：He was eating an～.他正在吃橙子。an～drink/tree 橙汁飲料/柑橘樹;～squash (BrE)橙子水;
(2)柑橘樹(evergreen tree on which orange fruit grows)[C](c=orange tree)：an～grove 柑橘園;
(3)橘紅色，橙黃色(reddish-yellow colour of this fruit)[U]：O～is becoming to her.橘紅色很適合她。
(4)(一杯)柑橘飲料((a glass of)drink made from oranges)[U，C]：Would you like some～?你要橘子水嗎? I'd like an～，please.請來一杯橙汁。
adj 橘紅色的，橙黃色的(of the colour of an orange)： an～dress/ribbon/light 橘黃色的衣服/緞帶/光;
→orange′ade n(一杯)橘子汽水;′orange-blossom n 橙花