Dictionary.net

• The illumination given by a standard candle at a distance of one meter; - used as a unit of illumination, except in Great Britain.

2010 - New Age Dictionary Database
By Oddity Software

• The illumination given by a standard candle at a distance of one meter; - used as a unit of illumination, except in Great Britain.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.