Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having two fleshy ends connected by a thinner tendinous portion. Used of certain muscles.
  • n. A muscle of the lower jaw that elevates the hyoid bone and assists in lowering the jaw.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having two bellies; biventral
  • adj. Having two fleshy ends connected by a tendon
  • n. The digastric muscle

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having two bellies; biventral; -- applied to muscles which are fleshy at each end and have a tendon in the middle, and esp. to the muscle which pulls down the lower jaw.
  • adj. Pertaining to the digastric muscle of the lower jaw.

from The Century Dictionary and Cyclopedia

  • In anatomy: Having two fleshy bellies with an intervening tendinous part, as a muscle: as, the omo hyoid, the biventer cervicis, etc., are digastric muscles
  • Pertaining to the digastric.
  • The digastric groove.
  • n. A muscle of the lower jaw: so called because in man it has two bellies.

Etymologies

di- +‎ gastric (Wiktionary)

Examples

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