lacertus

English

Alternative forms

Etymology

From Late Latin lacertus (“muscle”), from Classical Latin lacertus (“upper arm”), possibly from lacerta (“lizard”). Compare muscle, derived from a supposed resemblance to little mice.

Noun

lacertus (plural lacerti)

  1. (anatomy) A bundle or fascicle of muscular fibres.

References

  • lacertus in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
  • "lacert, n.²", in the Oxford English Dictionary, Oxford: Oxford University Press.

Latin

Pronunciation

  • (Classical) IPA(key): /laˈker.tus/, [ɫaˈkɛr.tʊs]

Etymology 1

Lacertum

Uncertain.

Noun

lacertus m (genitive lacertī); second declension (feminine lacerta)

  1. Alternative form of lacerta: a lizard.
Inflection

Second declension.

Case Singular Plural
nominative lacertus lacertī
genitive lacertī lacertōrum
dative lacertō lacertīs
accusative lacertum lacertōs
ablative lacertō lacertīs
vocative lacerte lacertī

Etymology 2

Lacertum

Uncertain. Possibly from lacerta (“lizard”), as musculus derived from a supposed resemblance to little mice; possibly from Proto-Indo-European *Hlak-, *lēk- (“leg, q.v.”)

Noun

lacertus m (genitive lacertī); second declension

  1. (anatomy) The muscular part of the upper arm, including the shoulder, biceps, and triceps.
  2. (anatomy) The arm.
  3. (anatomy, Late Latin) A muscle.
Inflection

Second declension.

Case Singular Plural
nominative lacertus lacertī
genitive lacertī lacertōrum
dative lacertō lacertīs
accusative lacertum lacertōs
ablative lacertō lacertīs
vocative lacerte lacertī

References

  • lacertus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • lacertus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • lacertus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • "lacert, n.²", in the Oxford English Dictionary, Oxford: Oxford University Press.
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