millilux: meaning, definition, pronunciation and examples
Very LowTechnical/Scientific
Quick answer
What does “millilux” mean?
A unit of illuminance, equal to one thousandth of a lux.
Audio
Pronunciation
Definition
Meaning and Definition
A unit of illuminance, equal to one thousandth of a lux.
Used primarily in scientific and technical contexts to measure extremely low levels of light intensity or illuminance.
Dialectal Variation
British vs American Usage
Differences
No lexical or grammatical differences. Spelling and usage are identical in both varieties due to its technical, international nature.
Connotations
None; purely technical term.
Frequency
Equally rare in both UK and US English, confined to specialized technical literature.
Grammar
How to Use “millilux” in a Sentence
[Number] millilux (e.g., '10 millilux')a [Adjective] millilux (e.g., 'a faint millilux')Vocabulary
Collocations
Examples
Examples of “millilux” in a Sentence
adjective
British English
- The millilux readings were recorded every minute.
American English
- The sensor has a millilux-level sensitivity.
Usage
Meaning in Context
Business
Virtually never used.
Academic
Used in specialized physics, engineering, or astronomy papers discussing low-light conditions.
Everyday
Never used in everyday conversation.
Technical
Primary context: photometry, lighting engineering, sensor calibration, astronomical observation reports.
Vocabulary
Synonyms of “millilux”
Strong
Weak
Vocabulary
Antonyms of “millilux”
Watch out
Common Mistakes When Using “millilux”
- Pronouncing it as /maɪˈlaɪlʌks/ or /mɪˈliːlʌks/.
- Treating it as a plural noun (it is singular and plural: 'one millilux, ten millilux').
- Confusing it with 'millilumen' (a unit of luminous flux).
FAQ
Frequently Asked Questions
No, it is a very rare, highly technical term used only in specific scientific and engineering fields.
No. Like 'lux', the word 'millilux' is the same in singular and plural form (e.g., 1 millilux, 0.5 millilux, 100 millilux).
You might encounter it in technical specifications for low-light cameras, scientific papers on photometry or night-sky brightness, or safety regulations for minimum emergency lighting.
In British English: /ˈmɪlɪˌlʌks/ (MIL-i-luks). In American English: /ˈmɪləˌlʌks/ (MIL-uh-luks). The stress is on the first syllable.
A unit of illuminance, equal to one thousandth of a lux.
Millilux is usually technical/scientific in register.
Learning
Memory Aids
Mnemonic
Think of a MILLImetre (one thousandth) of LUXury light. 'Milli' for thousandth, 'lux' for light level.
Conceptual Metaphor
QUANTITY IS VOLUME (treating illuminance as a measurable substance, e.g., 'a few millilux of light').
Practice
Quiz
What is a millilux?