Phrase guide

B cell

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

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A lymphocyte, developed in the bursa of birds and the bone marrow of other animals, that produces antibodies and is co-responsible for the immune system.

Definition source: English Wiktionary via Wiktextract

Topics: immunology, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a lymphocyte derived from bone marrow that provides humoral immunity; it recognizes free antigen molecules in solution and matures into plasma cells that secrete immunoglobulin (antibodies) that inactivate the antigens

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: B lymphocyte

Antonyms: none provided

Broader terms: lymphocyte, lymph cell

History

Etymology

From b(ursa) + cell.

Across languages

Translations

7 source translations are retained for this English entry.

  • Chinese Mandarin: B細胞 /B细胞 (bì-xìbāo) — lymphocyte that produces antibodies
  • Chinese Mandarin: -y — lymphocyte that produces antibodies
  • Hungarian: B-sejt — lymphocyte that produces antibodies
  • Japanese: B細胞 (bī-saibō) — lymphocyte that produces antibodies
  • Northern Kurdish: xaneya B — lymphocyte that produces antibodies
  • Swahili: seli B — lymphocyte that produces antibodies
  • Xibe: ᠪᡞ ᠯᡞᠨ ᠪᠠ ᡫᡠᡣᠠᡪᡞ (bi lin ba fukaji) — lymphocyte that produces antibodies