abaya - (Arabic) a loose black robe from head to toe; traditionally worn by Muslim women

bathrobe - a loose-fitting robe of towelling; worn after a bath or swim

dressing gown, lounging robe, robe-de-chambre - a robe worn before dressing or while lounging

garment - an article of clothing; "garments of the finest silk"

kimono - a loose robe; imitated from robes originally worn by Japanese

academic gown, academic robe, judge's robe - a gown worn by academics or judges

outerwear, overclothes - clothing for use outdoors

vestment - gown (especially ceremonial garments) worn by the clergy

apparel, clothe, enclothe, garb, garment, raiment, tog, habilitate, fit out, dress - provide with clothes or put clothes on; "Parents must feed and dress their child"

vest - clothe oneself in ecclesiastical garments