Researchers from the University of Queensland have discovered that the poison from the Fraser Island funnel-web spider in eastern Australia contains what could be a life-saving molecule, or peptide.
Source: tatoeba (10181004)
Peptide
/ˈpɛptaɪd/
Synonyms for "peptide" (17 found)
Ranked by relevance and common usage.
Closest matches (4)
amino acidhemoglobin
Noun(2 words)
amino acid chainbioactive fragment
Strong matches (5)
Noun(5 words)
Related words (8)
Noun(7 words)
Choosing the right synonym
- Closest matches in this entry: amino acid, amino acid chain, bioactive fragment, hemoglobin, hormone fragment.
- Sentence evidence is available for peptide, so synonym choice can be checked against real usage rather than a flat word list.
- Ranking signals come from derived_reverse, opengloss.
Synonym selection checklist
- Match the part of speech before comparing meanings.
- Check whether the synonym changes intensity, formality, or emotional tone.
- Read the replacement inside the full sentence, not just beside "peptide".
- Prefer the clearest word over the most unusual word when writing for speed or comprehension.
When not to replace "peptide"
Keep "peptide" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Replacement workflow
1. Preserve meaning
Choose a synonym only if it keeps the core idea of "peptide" intact in the sentence you are editing.
2. Tune tone
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
3. Re-read context
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
Final fit check
After choosing a replacement for "peptide", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "peptide" or choose a simpler alternative from the closest-match group.
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
More general
6 entriesMore specific
17 entriesantimicrobial peptidedipeptidehormone peptideneuropeptidenonpeptide drugnonpeptidic ligandnonpeptidic polymeroligopeptidepentapeptidepeptidic drugpeptidic hormonepeptidic hydrogelpeptidic polymerpeptidic scaffoldpeptidic vaccinesignal peptide
Showing 16 of 17 words.
Collocations
11 entriespeptide bondpeptide chainpeptide sequencepeptide synthesispeptidic bondpeptidic chainpeptidic drugpeptidic hormonepeptidic scaffoldpeptidic sequencesignal peptide
Inflections
3 entriesDerivations
3 entriesSample sentences
7 total sentences available.
Known as Hi1a, the peptide could block so-called death signals sent to cells after a cardiac arrest, when blood flow to the heart is reduced. This results in a lack of oxygen to the heart muscles, causing cells to become acidic, and a message is sent for heart cells to die.
Source: tatoeba (10181006)
Jacob said an flu-fighting peptide could be especially useful when vaccines are not available or when circulating viral strains become resistant to current drugs.
Source: tatoeba (12252438)
Researchers at Emory University in Atlanta say the secreted peptide — a subunit of a protein chain — kills dozens of flu strains that plague humans. It is effective against H1 viruses, including ones that could cause pandemics.
Source: tatoeba (12252457)
Showing 4 of 7 available sentences.
Common questions
What are the closest synonyms for "peptide"?
Closest matches include amino acid, amino acid chain, bioactive fragment, hemoglobin, hormone fragment.
How should I check whether a synonym fits "peptide"?
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.