uplightern.

1969 Queen 17–30 Sept. 96/2 Rotaflex uplighters in plain black cans, shining on, say, a picture.

1974 Habitat Catal. 116/1 Uplighter..to stand on the floor or a low table to light a strategically placed plant or shapely object.

1978 J. Krantz Scruples iii. 67 He installed three ten-foot-tall Kentia palms he got wholesale at Kind's, lit them from underneath with uplighters.

1983 Homes & Gardens Nov. 137 Best lighting for watching television comes from an uplighter placed behind the set; it cuts down glare and avoids reflections on the screen.