thermolysis: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “thermolysis” mean?
The decomposition or breakdown of a substance by heat.
Audio
Pronunciation
Definition
Meaning and Definition
The decomposition or breakdown of a substance by heat.
In biology and medicine, it can refer to the loss of body heat through physical processes like radiation or evaporation. In chemistry and materials science, it specifically refers to a chemical decomposition reaction induced by high temperature.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or spelling. The technical usage is identical.
Connotations
Purely scientific, carries no additional cultural or regional connotations.
Frequency
Equally rare in both dialects, confined to specialized fields.
Grammar
How to Use “thermolysis” in a Sentence
N of N (thermolysis of plastic)V N (induce thermolysis)N undergoes thermolysisVocabulary
Collocations
Examples
Examples of “thermolysis” in a Sentence
verb
British English
- The polymer was thermolysed at 450°C.
- Researchers thermolyse the sample to study its constituents.
American English
- The compound thermolyzed rapidly under the intense heat.
- They thermolyzed the waste material in the reactor.
adverb
British English
- The substance decomposed thermolytically.
- It reacted thermolytically rather than catalytically.
American English
- The material breaks down thermolytically at that threshold.
- It degrades thermolytically under inert atmosphere.
adjective
British English
- The thermolytic process yielded valuable gases.
- They observed a thermolytic reaction.
American English
- Thermolytic degradation was the primary mechanism.
- The thermolytic properties were catalogued.
Usage
Meaning in Context
Business
(Not used)
Academic
Used in chemistry, materials science, and chemical engineering research papers.
Everyday
(Not used)
Technical
Precise term in processes like waste recycling (plastic thermolysis), laboratory analysis, and industrial material treatment.
Vocabulary
Synonyms of “thermolysis”
Vocabulary
Antonyms of “thermolysis”
Watch out
Common Mistakes When Using “thermolysis”
- Misspelling as 'thermolosis' (confusion with medical terms ending in '-osis').
- Using it as a synonym for simple heating rather than decomposition.
FAQ
Frequently Asked Questions
Pyrolysis is a specific, often more general, type of thermolysis that occurs at high temperatures in the absence of oxygen. Thermolysis can occur in other atmospheres.
No. Despite '-lysis' meaning 'loosening', in this compound it specifically means decomposition caused by heat input.
No. It is a specialised technical term used almost exclusively in scientific literature and related industries.
To 'thermolyse' (UK) / 'thermolyze' (US). However, it's more common to use phrases like 'undergo thermolysis' or 'thermally decompose'.
The decomposition or breakdown of a substance by heat.
Thermolysis is usually technical/scientific in register.
Thermolysis: in British English it is pronounced /θɜːˈmɒlɪsɪs/, and in American English it is pronounced /θɜːrˈmɑːlɪsɪs/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “(No idioms exist for this term)”
Learning
Memory Aids
Mnemonic
Think: THERMO (heat) + LYSIS (splitting/breaking down) = breaking down with heat.
Conceptual Metaphor
Heat as a destructive/scissor-like force.
Practice
Quiz
In which field is 'thermolysis' LEAST likely to be used?