Tea-gown

Eve crushed in a corner, a sorrowful, dainty shape in the silk and lace of her pretty tea-gown, with the white drawn face of a scared child […]

Source: wiktionary

Across the white silken draperies of her tea-gown her two little hands are loosely locked together amongst the laces that adorn it, and from beneath its lowermost frill I can just see the point of a tiny satin slipper.

Source: wiktionary

There is probably no form of gown more replete with interest to the artistic designer, nor one that lends itself to greater individuality of expression, than the tea-gown.

Source: wiktionary

'[H]er luggage contained only a chiffon negligée so elaborate as to be more a tea gown than a dressing-gown.'

Source: wiktionary