seronegative

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adjective

Testing negative for a given pathogen, especially HIV. (of blood serum)

Opposite
seropositive
OriginEnglish negative ← Latin serum ← Proto-Italic *serom →
UncommonScrabble 16
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Meanings

adjectiveseronegative (not comparable)
  1. not comparableTesting negative for a given pathogen, especially HIV. (of blood serum)
  2. not comparableHaving seronegative blood serum. (of a person or animal)
nounseronegative (plural seronegatives)

plural seronegatives

  1. Such a serum of person

Synonyms & antonyms

antonym(s) of “of serum”

Opposite
seropositive
Also see
serosilent

Origin

  1. Proto-Indo-European*ser-
  2. Proto-Indo-European*sér-o-
  3. Proto-Italic*serom
  4. Latinserum
  5. Englishserum
  6. Englishsero-
  7. Englishnegative
  8. Englishseronegative

From sero- + negative.

Full word history & related roots →

Translations

Polish seronegatywny
  • seronegatywnytesting negative for a given pathogen
Cite this entry
APA

seronegative. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/seronegative

MLA

“seronegative.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/seronegative. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “seronegative,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/seronegative.

Source: seronegative on Wiktionary, CC BY-SA 4.0.