platysma

English

Etymology

Borrowed from New Latin platysma, from Ancient Greek πλᾰ́τῠσμᾰ (plátusma, “flat object”), from πλᾰτῠ́νω (platúnō, “widen”) +‎ -μᾰ (-ma, “nominal suffix”).

Pronunciation

• IPA^(key): /pləˈtɪz.mə/

Noun

platysma (plural platysmas or platysmata)

1. (anatomy) A broad sheet of muscle that is situated on each side of the neck immediately under the superficial fascia belonging to the group of facial muscles, extends from the collar bone to the angle of the jaw and overlaps the sternocleidomastoid; it is innervated by the facial nerve, draws the lower lip and the corner of the mouth to the side and down, and when moved forcefully expands the neck and draws its skin upward.

Derived terms

• platysmal

Translations

muscle

• Chinese:

  Mandarin: 頸闊肌／颈阔肌 (jǐngkuòjī)

• Greek: πλάτυσμα (el) n (plátysma)

References

• “platysma”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “platysma”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

Anagrams

• playmats

Latin

Etymology

Borrowed from Ancient Greek πλᾰ́τῠσμᾰ (plátusma, “flat object”), from πλᾰτῠ́νω (platúnō, “widen”) +‎ -μᾰ (-ma, “nominal suffix”).

Pronunciation

• (Classical) IPA^(key): /plaˈtys.ma/, [pɫ̪äˈt̪ʏs̠mä]
• (modern Italianate Ecclesiastical) IPA^(key): /plaˈtis.ma/, [pläˈt̪izmä]

Noun

platysma n (genitive platysmatis); third declension (New Latin)

1. (anatomy) platysma muscle

Inflection

Third-declension noun (neuter, imparisyllabic non-i-stem).

Case	Singular	Plural
Nominative	platysma	platysmata
Genitive	platysmatis	platysmatum
Dative	platysmatī	platysmatibus
Accusative	platysma	platysmata
Ablative	platysmate	platysmatibus
Vocative	platysma	platysmata

Descendants

• → English: platysma