serology

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noun

The science that studies the blood serum, and especially the reaction between antigens and antibodies in serum.

“Diagnosis is presumptive by history and physical examination and is confirmed by serologies.”

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Meanings

nounserology (countable and uncountable, plural serologies)

plural serologies

  1. countableuncountableThe science that studies the blood serum, and especially the reaction between antigens and antibodies in serum.
  2. countableuncountableThe characteristics of the blood serum in a particular disease or organism.
  3. countableinformalproscribedsometimesA serologic test: a blood test to detect the presence of, and often to measure the amount of, various components of the serum (usually antibodies, antigens, and immune complexes thereof).

    Diagnosis is presumptive by history and physical examination and is confirmed by serologies.

Origin

From sero- + -logy.

Full word history & related roots →

Translations

Catalan serologia
  • serologiascience that studies the reaction between antigens and antibodies in serum
Chinese Mandarin 血清學 /血清学
  • 血清學 /血清学 (xuèqīngxué)science that studies the reaction between antigens and antibodies in serum
Czech sérologie, sérologie
  • sérologiescience that studies the reaction between antigens and antibodies in serum
  • sérologieblood test to detect the presence of antibodies
Finnish seerumioppi, serologia
  • seerumioppiscience that studies the reaction between antigens and antibodies in serum
  • serologiascience that studies the reaction between antigens and antibodies in serum
  • serologinen tutkimusblood test to detect the presence of antibodies
  • vasta-ainetutkimusblood test to detect the presence of antibodies
French sérologie, sérologie
  • sérologiescience that studies the reaction between antigens and antibodies in serum
  • sérologieblood test to detect the presence of antibodies
Italian serologia
  • serologiascience that studies the reaction between antigens and antibodies in serum
Japanese 血清学
  • 血清学 (kesseigaku)science that studies the reaction between antigens and antibodies in serum
Korean 혈청학
  • 혈청학 (hyeolcheonghak)science that studies the reaction between antigens and antibodies in serum
Portuguese serologia
  • serologiascience that studies the reaction between antigens and antibodies in serum
Spanish serología
  • serologíascience that studies the reaction between antigens and antibodies in serum
Vietnamese huyết thanh học, xét nghiệm huyết thanh học
  • huyết thanh họcscience that studies the reaction between antigens and antibodies in serum
  • xét nghiệm huyết thanh họcblood test to detect the presence of antibodies
Cite this entry
APA

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

MLA

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

Chicago

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

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