optically
regarding or using optics
Adverb
- regarding or using optics
- The picture is seen optically through the lens, as in many photo cameras. - 1984 May 6, Hans Fantel, “These Cameras Have Shrunk but Their Capabilities Have Grown”, in The New York Times, New York, N.Y.: The New York...
- The microscopically small crystals often obtained by very rapid cooling of the hot solution, appeared to be no crystals of the optically active form either; they were rhombic individuals exhibiting prismatic, domatic...
Origin
Etymology tree English optic Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English optical Proto-Indo-European *leyg-der. Proto-Germanic *līkąder. Proto-Germanic *-līkaz Proto-Germanic *-ê Proto-Germanic *-līkê Proto-West Germanic *-līkē Old English -līċe Middle English -ly English -ly English optically From optical + -ly.