— ostentatiously , adv. — ostentatiousness , n.
/os'ten tay"sheuhs, -teuhn-/ , adj.
1. characterized by or given to pretentious or conspicuous show in an attempt to impress others: an ostentatious dresser.
2. (of actions, manner, qualities exhibited, etc.) intended to attract notice: Lady Bountiful's ostentatious charity.
[ 1650-60; OSTENTAT(ION) + -IOUS ]
Syn. 1. See grandiose .