Wiktionary

retinaculum

English edit

 
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Etymology edit

From Latin retināculum, from retinēre (“hold back”).

Pronunciation edit

  • IPA(key): /ˌrɛtɪˈnækjʊləm/

Noun edit

retinaculum (plural retinacula)

  1. (anatomy) A connecting band.
    the retinacula of the ileocaecal and ileocolic valves
  2. (anatomy) One of the annular ligaments which hold the tendons close to the bones at the larger joints, as at the wrist and ankle.
  3. (zoology) One of the retractor muscles of the proboscis of certain worms.
  4. (zoology) A loop on the underside of the forewing of some moths.
  5. (botany) A small gland or process to which bodies are attached; as, the glandular retinacula to which the pollinia of orchids are attached, or the hooks which support the seeds in many acanthaceous plants.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “retinaculum”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)

Latin edit

Etymology edit

From retinēo +‎ -culum.

Pronunciation edit

Noun edit

retināculum n (genitive retināculī); second declension

  1. holdfast, tether, halter, hawser, band (also on chariots or ships)

Declension edit

Second-declension noun (neuter).

Case Singular Plural
Nominative retināculum retinācula
Genitive retināculī retināculōrum
Dative retināculō retināculīs
Accusative retināculum retinācula
Ablative retināculō retināculīs
Vocative retināculum retinācula

Derived terms edit

Descendants edit

References edit

  • Rubattu, Antoninu (2006) “rèdini”, in Dizionario universale della lingua di Sardegna, 2nd edition, Sassari: Edes

Further reading edit

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