lacertus

• lacert

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.

• (General American) IPA^(key): /ləˈsɝː.təs/
• Hyphenation: la‧cer‧tus

lacertus (plural lacerti)

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

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

• (Classical Latin) IPA^(key): /laˈker.tus/, [ɫ̪äˈkɛrt̪ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /laˈt͡ʃer.tus/, [läˈt͡ʃɛrt̪us]

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

1. Alternative form of lacerta: a lizard

Second-declension noun.

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

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.”)

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.

Second-declension noun.

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

• “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.