lambert

1 9.9

A unit for measuring how bright a surface is, equal to one lumen per square centimeter

noun
/ˈlæmbərt/

Specialized

: lambert

When setting up the projector, the technician adjusted the settings until it reached a uniform lambert level.

Examples

So anyway, that was Lambert's instrument for discovering a lot of things about photometry.
We talk about this all the time, but basically a one to one ratio of the Lambert peat Moss to the organic composted.
The lamberts are in Florida, and the cartwrights stopped talking to us after Max's noodle incident.

Krampus (2015)
The brightness of the screen was measured in lambert units to ensure optimal visibility.
In the laboratory, scientists often use lambert to quantify light emissions from various sources.

Synonyms

vslambert

Specialized

9.9

A unit of brightness used to measure light

has identical meaning but uses the full unit name instead of abbreviation

Compounds

Eaton-Lambert syndrome

Specialized

9.9

A rare illness where the immune system attacks nerves that control the muscles, causing weakness often linked to lung cancer

foot-lambert

Archaic

9.9

A unit for measuring how bright a surface like a screen is per square foot

Lambert-Eaton syndrome

Specialized

9.9

A rare disease often linked to cancer where the immune system stops nerves sending signals to muscles, causing weakness

Surface Forms

lambert singular

lamberts plural

Etymology

Lambert is named after the scientist Johann Heinrich Lambert, who studied how light behaves. So a lambert is a unit that measures the 'brightness' of a surface, and a helpful way to remember it is to think of a 'lamp' giving light.