Synonyms for illuminance
- noun
Most common
Definitions
- n. 1
The luminous flux incident on unit area of a surface; commonly measured in lux (lumen/metre²) or otherwise foot-candles. The illuminance of a star upon the earth is frequently measured on a negative logarithmic scale referred to as its apparent magnitude, which see.
Forms
- Plural
- illuminances → illuminations…
Example sentences
- illumination A small, naked bulb gave the only illumination.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| illuminance | steady | |
| illumination | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 12 letters
- illumination5
The small number after each word is its number of syllables (illumination5 = 5 syllables).