First Known Use: 1888
Dictionary
1bifocal
adjective bi·fo·cal \ˈbī-ˌfō-kəl\
of eyeglasses : divided into two parts that help a person to see things that are nearby and things that are far away
Full Definition of BIFOCAL
1
: having two focal lengths
2
: having one part that corrects for near vision and one for distant vision <a bifocal eyeglass lens>
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Origin of BIFOCAL
International Scientific Vocabulary
2bifocal
noun
Definition of BIFOCAL
1
plural : eyeglasses with bifocal lenses
2
: a bifocal glass or lens
First Known Use of BIFOCAL
1899
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