protease: meaning, definition, pronunciation and examples
C2Academic, Technical, Scientific
Quick answer
What does “protease” mean?
An enzyme that breaks down proteins into smaller peptides or amino acids by cleaving peptide bonds.
Audio
Pronunciation
Definition
Meaning and Definition
An enzyme that breaks down proteins into smaller peptides or amino acids by cleaving peptide bonds.
Any of a large group of enzymes that are essential in biological processes such as digestion, blood clotting, immune response, and cell signaling. Some viruses, like HIV, encode their own proteases, which are targets for certain drugs.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or spelling differences. Pronunciation differences follow general BrE/AmE patterns for the same word.
Connotations
Identical technical connotations in both varieties.
Frequency
Equally rare in general discourse but standard and frequent in relevant scientific fields in both regions.
Grammar
How to Use “protease” in a Sentence
The protease cleaves (protein)(Drug) inhibits the proteaseProtease activity is essential for (process)Vocabulary
Collocations
Examples
Examples of “protease” in a Sentence
verb
British English
- N/A
American English
- N/A
adverb
British English
- N/A
American English
- N/A
adjective
British English
- The protease mechanism was studied.
- Protease inhibitors are a class of antiretroviral drugs.
American English
- Researchers identified a protease function.
- Protease cleavage sites were mapped.
Usage
Meaning in Context
Business
Rare, except in biotech/pharmaceutical contexts discussing drug development, e.g., 'The company's new pipeline targets a key viral protease.'
Academic
Standard in biochemistry, molecular biology, medicine, and pharmacology papers and textbooks.
Everyday
Extremely rare. Might be encountered in popular science articles or discussions about HIV/AIDS medication.
Technical
The primary register. Used precisely to describe enzyme function, mechanism, and inhibition in research and industry.
Vocabulary
Synonyms of “protease”
Vocabulary
Antonyms of “protease”
Watch out
Common Mistakes When Using “protease”
- Mispronunciation as 'pro-tee-aze' /proʊˈtiː.eɪz/ (correct is first syllable stress: PRO-tee-ace).
- Using it as a general term for 'protein'.
FAQ
Frequently Asked Questions
No. A protein is a large biomolecule. A protease is a specific type of enzyme (which is itself a protein) that breaks down other proteins.
A substance that blocks the activity of a protease. This is a common mechanism for certain drugs, especially in antiviral therapy for diseases like HIV/AIDS and Hepatitis C.
It is highly unlikely unless you are discussing specific scientific, medical, or pharmaceutical topics. In general conversation, terms like 'digestive enzyme' or simply 'enzyme' are more common.
In British English: /ˈprəʊ.ti.eɪz/ (PRO-tee-aze). In American English: /ˈproʊ.ti.eɪs/ (PRO-tee-ace). The primary stress is always on the first syllable.
An enzyme that breaks down proteins into smaller peptides or amino acids by cleaving peptide bonds.
Protease is usually academic, technical, scientific in register.
Phrases
Idioms & Phrases
- “None. The word is strictly technical.”
Learning
Memory Aids
Mnemonic
Think: PROTEin + digeASE. A protease is an enzyme that 'eases' proteins apart by digesting them.
Conceptual Metaphor
A PROTEASE IS A MOLECULAR PAIR OF SCISSORS cutting a long protein chain into pieces.
Practice
Quiz
In which of the following contexts is the word 'protease' MOST likely to be used correctly?