antigen
ˈæntɪdʒən
Definition Synonyms

Definition of antigen - Reverso English Dictionary

Noun

1.
biologyTECH.substance that triggers an immune responseTECH.
  • The vaccine contains a harmless antigen.
allergen immunogen
2.
medicalTECH.substance that stimulates antibody productionTECH.
  • Antigens in the virus activate the immune system.
immunogen
Add a suggestion |

Expressions with antigen

💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
fast-acting test for detecting specific antigens
The rapid antigen test showed a positive result for the virus.
molecule on tissue cells affecting transplant acceptance
The histocompatibility antigen was crucial in the transplant's success.
substance on red blood cells determining blood type
The ABH antigen is crucial for blood transfusions.
ability of a molecule or site to attach to a particular antigen
The antibody's antigen binding was highly specific for that virus protein.
relating to or targeting one particular antigen
The vaccine stimulates an antigen-specific immune response.
protein detected in blood for HIV diagnosis
The p24 antigen test confirmed the HIV infection.

Origin of antigen

Greek, anti- (against) + genos (kind)

Terms with antigen included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
medical laboratory
identifying blood group using tests or antigen detection
medical
lymphocyte responding to an antigen after initial exposure
medical
system categorizing blood by antigen type
chemistry
molecule formed when antibody binds to antigen
medical
antigen causing hemolytic reaction in Rh-negative people
antigen sensitivity
state of being sensitive to an antigen
medical
substance that increases sensitivity to a particular antigen
hematology
blood group with A antigen on red cells

Examples of antigen in a sentence

  • Doctors study how antigens affect the body.
  • The lab tested the antigen for vaccine development.
  • Antigen levels were measured in the blood sample.

View all translations of antigen

Click below to see the appropriate translations facing each meaning.
  1. French:antigène, ...
  2. German:Antigen, ...
  3. Italian:antigene, ...
  4. Spanish:antígeno, ...
  5. Portuguese:antígeno, ...
  6. Chinese:抗原, ...
  7. Japanese:抗原, ...
  8. Arabic:مُسْتَضِدّ, ...
  9. Hebrew:אַנְטִיגֵן, ...
  10. Russian:антиген, ...
  11. Ukrainian:антиген, ...
  12. Hindi:एंटीजन, ...

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery