baculum

B3A1C3U1L1U1M3
/ˈbæk.jə.ləm/

noun

A bone found in the penis of some placental mammals.

Similar
os penispenis bonepenile bone
OriginLatin baculum →
Scrabble 13
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Meanings

nounbaculum (plural baculums or bacula)

plural baculums · plural bacula

  1. biologyA bone found in the penis of some placental mammals.

    Bacula can be straight rods, s-shaped curves, or even bizarre, flared scoops.

    2018 January 24, Elsa Panciroli, The Guardian

    Synonyms: os penis, penis bone, penile bone

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

    The sexine usually consists of two main parts, a partially or wholly covering layer — the tectum (roof) and below that the rods or rod-like elements — the bacules (baculum, columella).

    1993, M. R. Saxena, Palynology: A Treatise, page 34

Synonyms & antonyms

nounA bone found in the penis of some placental mammals.

Similar
os penispenis bonepenile bone
Also see
baculepenile bone

Origin

  1. Latinbaculum“stick, staff, sceptre, cudgel”
  2. Englishbaculum

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

More words from Latin

Full word history & related roots →

Translations

Afrikaans penisbeen
  • penisbeenbone found in the penis of some mammals
Chinese Mandarin 陰莖骨 /阴茎骨
  • 陰莖骨 /阴茎骨 (yīnjīnggǔ)bone found in the penis of some mammals
Dutch penisbot, penisbeen
  • penisbotbone found in the penis of some mammals
  • penisbeenbone found in the penis of some mammals
Estonian peeniseluu
  • peeniseluubone found in the penis of some mammals
Finnish siitinluu
  • siitinluubone found in the penis of some mammals
French baculum, os pénien
  • baculumbone found in the penis of some mammals
  • os pénienbone found in the penis of some mammals
German Penisknochen
  • Penisknochenbone found in the penis of some mammals
Icelandic reðurbein
  • reðurbeinbone found in the penis of some mammals
Japanese 陰茎骨
  • 陰茎骨 (inkeikotsu)bone found in the penis of some mammals
Korean 음경골
  • 음경골 (eumgyeonggol)bone found in the penis of some mammals
Norwegian penisbein penisben
  • penisbein penisbenbone found in the penis of some mammals
Polish bakulum, kość prącia
  • bakulumbone found in the penis of some mammals
  • kość prąciabone found in the penis of some mammals
Portuguese báculo
  • báculobone found in the penis of some mammals
Russian ба́кулюм
  • ба́кулюм (bákuljum)bone found in the penis of some mammals
Spanish báculo, hueso peniano
  • báculobone found in the penis of some mammals
  • hueso penianobone found in the penis of some mammals
Swedish penisben
  • penisbenbone found in the penis of some mammals
Vietnamese xương dương vật
  • xương dương vậtbone found in the penis of some mammals

Rhymes & wordplay

Anagrams

Mucubal
Cite this entry
APA

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

MLA

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

Chicago

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

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