adj.
Pronunciation: ( ˌ )kän- ' f ō -k ə l
Function: adjective
Date: 1867
: having the same foci < confocal ellipses> < confocal lenses>
– con · fo · cal · ly \ -k ə -l ē \ adverb
adj.
Pronunciation: ( ˌ )kän- ' f ō -k ə l
Function: adjective
Date: 1867
: having the same foci < confocal ellipses> < confocal lenses>
– con · fo · cal · ly \ -k ə -l ē \ adverb
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012