lacertus

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English

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Alternative forms

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Etymology

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From Late Latin lacertus (muscle), from Classical Latin lacertus (upper arm), possibly from lacerta (lizard). For the semantics, compare muscle from mūsculus (little mouse), derived from a supposed resemblance to little mice.

Pronunciation

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Noun

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lacertus (plural lacerti)

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

References

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Latin

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Pronunciation

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Etymology 1

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Lacertus

Noun

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

  1. Alternative form of lacerta: a lizard
Declension
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Second-declension noun.

Case Singular Plural
Nominative lacertus lacertī
Genitive lacertī lacertōrum
Dative lacertō lacertīs
Accusative lacertum lacertōs
Ablative lacertō lacertīs
Vocative lacerte lacertī

Etymology 2

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Lacertus

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

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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.
Declension
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Second-declension noun.

Case Singular Plural
Nominative lacertus lacertī
Genitive lacertī lacertōrum
Dative lacertō lacertīs
Accusative lacertum lacertōs
Ablative lacertō lacertīs
Vocative lacerte lacertī
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Further reading

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  • 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.