confocal
confocal · confocals
Any of a pair of confocal mirrors or lensesAny of a pair of confocal mirrors or lenses
UK/kənˈfəʊkəl/US/kənˈfoʊkəl/
» The readiest support for planets' having confocal orbits is their sometimes retrograde motion.
halfb1t · Tatoeba · CC BY 2.0 FRMeaning
1 sensesAny of a pair of confocal mirrors or lenses
Examples
1 sentencesThe readiest support for planets' having confocal orbits is their sometimes retrograde motion.
Origin
From con- + focal.From con- + focal.
Wiktionary, CC BY-SA 4.0 · source
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.