形容詞 decorative:

1. serving an esthetic rather than a useful purpose
   同義詞：cosmetic, ornamental

1. A large decorative candlestick having several arms or branches.
   枝形大燭臺帶有幾個臂或枝狀物的大型裝飾性燭臺
2. A light and its protective or decorative case.
   燈罩燈以及它的保護性或裝飾性外套
3. A decorative strip of cloth hung on a garment or wall.
   飾帶懸掛在衣服或墻上的裝飾性的帶子或布
4. A decorative or protective covering or cover.
   罩子一個裝飾性或保護性的罩或蓋

dec.o.ra.tive

adj.Abbr. dec.（形容詞）縮寫 dec.
Serving to decorate or embellish; ornamental.
裝飾性的：用作裝璜或修飾的；裝飾的

【引伸】
dec.oratively
adv.（副詞）
dec.orativeness
n.（名詞）