Standard Lemma guide

baculum

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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  • /ˈbæk.jə.ləm/

1

noun

Meaning 1

A bone found in the penis of some placental mammals.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: os penis, penis bone, penile bone

Antonyms: none provided

2

noun

Meaning 2

A small rod-like structure found in spores and pollen.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Learned borrowing from Latin baculum (“stick, staff, sceptre, cudgel”).

Across languages

Translations

20 source translations are retained for this English entry.

  • Afrikaans: penisbeen — bone found in the penis of some mammals
  • Chinese Mandarin: 陰莖骨 /阴茎骨 (yīnjīnggǔ) — bone found in the penis of some mammals
  • Dutch: penisbot — bone found in the penis of some mammals
  • Dutch: penisbeen — bone found in the penis of some mammals
  • Estonian: peeniseluu — bone found in the penis of some mammals
  • Finnish: siitinluu — bone found in the penis of some mammals
  • French: baculum — bone found in the penis of some mammals
  • French: os pénien — bone found in the penis of some mammals
  • German: Penisknochen — bone found in the penis of some mammals
  • Icelandic: reðurbein — bone found in the penis of some mammals
  • Japanese: 陰茎骨 (inkeikotsu) — bone found in the penis of some mammals
  • Korean: 음경골 (eumgyeonggol) — bone found in the penis of some mammals
  • Norwegian: penisbein penisben — bone found in the penis of some mammals
  • Polish: bakulum — bone found in the penis of some mammals
  • Polish: kość prącia — bone found in the penis of some mammals
  • Portuguese: báculo — bone found in the penis of some mammals
  • Russian: ба́кулюм (bákuljum) — bone found in the penis of some mammals
  • Spanish: báculo — bone found in the penis of some mammals
  • Spanish: hueso peniano — bone found in the penis of some mammals
  • Swedish: penisben — bone found in the penis of some mammals