1

bifocal

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adjective bi·fo·cal \ˈbī-ˌfō-kəl\

Definition of bifocal

  1. 1 :  having two focal lengths

  2. 2 :  having one part that corrects for near vision and one for distant vision a bifocal eyeglass lens

Origin and Etymology of bifocal

International Scientific Vocabulary


First Known Use: 1826


2

bifocal

noun bi·fo·cal

Definition of bifocal

  1. 1 bifocals plural :  eyeglasses with bifocal lenses

  2. 2 :  a bifocal glass or lens

1896

First Known Use of bifocal

1896


BIFOCAL Defined for English Language Learners

1

bifocal

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adjective bi·fo·cal \ˈbī-ˌfō-kəl\

Definition of bifocal for English Language Learners

  • of eyeglasses : divided into two parts that help a person to see things that are nearby and things that are far away


Medical Dictionary

1

bifocal

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adjective bi·fo·cal \(ˈ)bī-ˈfō-kəl\

Medical Definition of bifocal

  1. 1:  having two focal lengths

  2. 2:  having one part that corrects for near vision and one for distant vision a bifocal eyeglass lens


2

bifocal

noun bi·fo·cal

Medical Definition of bifocal

  1. 1:  a bifocal glass or lens

  2. 2bifocals plural :  eyeglasses with bifocal lenses


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