sero-

A form of serum — Blood serum used as a blood product, in the practice of medicine: blood serum from the tissues of immunized animals (human or nonhuman), containing antibodies and used to transfer immunity to another individual (human or nonhuman).

OriginLatin serum →
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Meanings

prefix
  1. in compoundscombining form of serum, often in reference to HIV and other blood-transmitted viruses

Origin

  1. Latinserum
  2. Englishsero-

From Latin serum + -o-.

More words from Latin

Full word history & related roots →

Translations

French séro-
  • séro-combining form of serum
Italian siero-
  • siero-combining form of serum
Polish sero-
  • sero-combining form of serum
Portuguese sero-
  • sero-combining form of serum
Spanish sero-
  • sero-combining form of serum
Cite this entry
APA

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

MLA

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

Chicago

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

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