Retinaculum Definition

rĕtn-ăkyə-ləm
retinacula
noun
An often hooked or sticky structure, band, etc. serving to hold parts, seeds, eggs, etc. together or in place.
Webster's New World

(anatomy) A connecting band.

The retinacula of the ileocaecal and ileocolic valves.
Wiktionary

(anatomy) One of the annular ligaments which hold the tendons close to the bones at the larger joints, as at the wrist and ankle.

Wiktionary

(zoology) One of the retractor muscles of the proboscis of certain worms.

Wiktionary

(zoology) A loop on the underside of the forewing of some moths.

Wiktionary

Other Word Forms of Retinaculum

Noun

Singular:
retinaculum
Plural:
retinacula

Origin of Retinaculum

  • Latin retināculum band, tether retinēre to restrain retain -culum suff. denoting instruments

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin

    From Wiktionary

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retinaculum