Standard Lemma guide

seroconversion

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

Change between the states of seronegativity and seropositivity, in either direction: either the process of this change or an instance of it.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, countable, uncountable

Topics: biology, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Change between the states of seronegativity and seropositivity, in either direction: either the process of this change or an instance of it.

Such change in the negative-to-positive direction, as a result of infection or immunization: the development of specific antibodies in the blood serum.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, countable, uncountable

Qualifier: often strictly

Topics: biology, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: serodeconversion

History

Etymology

From sero- + conversion.

Across languages

Translations

4 source translations are retained for this English entry.

  • Finnish: vasta-aineiden kehittyminen — development of antibodies in blood serum
  • French: séroconversion — development of antibodies in blood serum
  • Polish: serokonwersja — development of antibodies in blood serum
  • Spanish: seroconversión — development of antibodies in blood serum