Definition of Dioptre

1. Noun. A unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists.

Exact synonyms: Diopter
Generic synonyms: Unit, Unit Of Measurement

Definition of Dioptre

1. n. A unit employed by oculists in numbering glasses according to the metric system; a refractive power equal to that of a glass whose principal focal distance is one meter.

Definition of Dioptre

1. diopter [n -S] - See also: diopter

Medical Definition of Dioptre

1. A unit employed by oculists in numbering glasses according to the metric system; a refractive power equal to that of a glass whose principal focal distance is one meter. Origin: F. See Dioptric. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Dioptre

diophantine
Diophantus
diopside
diopside
diopsides
diopsidic
dioptase
dioptase
dioptases
diopter
diopter
diopters
dioptra
dioptral
dioptre (current term)
dioptre (current term)
dioptres
dioptric
dioptric
dioptrical
dioptrics
dioptrics
dioptric aberration
dioptry
Dior
diorama
dioramas
dioramic
diorism
diorisms

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