subdial
adj/sʌbˈdaɪəl/
Etymology Latin subdiālis, from sub diō (“under the sky, in the open air”), from Proto-Italic *djous (“day, sky”).
1
Obsolete open-air; outdoor.
subdial
noun/ˈsʌbˌdaɪəl/
Etymology From sub- + dial.
1
A secondary dial set into the face of a dial.