Word
absorbance
Phoneticsab·sorbance
Definition
n. the amount of light or energy that a material takes in and does not let pass through.
n. the measure of the amount of light or other electromagnetic radiation that is absorbed by a material. Often expressed as a logarithmic ratio of the intensity of incident light to the intensity of transmitted light.
Examples
“The scientist measured the absorbance of the solution.”
“High absorbance indicates that the material is very effective at trapping light or heat energy.”
“In spectroscopy, the absorbance of a sample is directly proportional to the concentration of the substance being analyzed, following the Beer-Lambert law.”
Examples
simple
“The scientist measured the absorbance of the solution.”
contextual
“High absorbance indicates that the material is very effective at trapping light or heat energy.”
complex
“In spectroscopy, the absorbance of a sample is directly proportional to the concentration of the substance being analyzed, following the Beer-Lambert law.”
Word family
VERB
NOUN
ADJECTIVE
Domain
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
- Frequency
- Rare
- Level
- C1 · Advanced
- Updated
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