trabecula

English

Etymology

Etymology tree

Proto-Indo-European *treb-der.

Proto-Italic *trabs

Latin trabs

Proto-Indo-European *-lós

Proto-Indo-European *-elós

Proto-Italic *-elos

Proto-Italic *-kelos

Latin -cula

Latin trabēculalbor.

English trabecula

Learned borrowing from Latin trabēcula (“small beam”), diminutive of trabs (“beam, timber”).

Pronunciation

• IPA^(key): /trəˈbɛkjʊlə/

• Rhymes: -ɛkjʊlə

Noun

trabecula (plural trabeculae or trabeculas)

1. A small supporting beam.
2. (anatomy) A small mineralized spicule that forms a network in spongy bone.
3. (anatomy) A fibrous strand of connective tissue that supports it in place.
4. (entomology) Either of a pair of movable appendages on the head, in front of the antennae, of some mallophagous insects.
5. (anatomy) One of the fleshy columns, or columnae carneae, in the ventricle of the heart, to which the chordae tendineae are attached.
6. (botany) A projection from the cell wall across the cell cavity of the ducts of certain plants.

Derived terms

• microtrabecula
• trabecular
• trabeculate
• trabeculation
• trabeculectomy
• trabeculitis
• trabeculoplasty
• trabeculotomy

Related terms

• trabeated (adjective)

See also

• stroma

Further reading

• trabecula on Wikipedia.Wikipedia

Anagrams

• curatable

Latin

Alternative forms

• trabicula

Etymology

From trabs (“beam, timber”) + -cula (diminutive-forming suffix).

Pronunciation

• (Classical Latin) IPA^(key): [traˈbeː.kʊ.ɫa]
• (modern Italianate Ecclesiastical) IPA^(key): [traˈbɛː.ku.la]

Noun

trabēcula f (genitive trabēculae); first declension

1. A small beam.

Declension

First-declension noun.

	singular	plural
nominative	trabēcula	trabēculae
genitive	trabēculae	trabēculārum
dative	trabēculae	trabēculīs
accusative	trabēculam	trabēculās
ablative	trabēculā	trabēculīs
vocative	trabēcula	trabēculae

Related terms

• trabālis
• trabāria
• trabica
• trabs

Descendants

• Italo-Romance: (via the variant trabicula)
  • Italian: trabiccola
• ⇒ Vulgar Latin: *trabiculum
  • Italo-Romance:
    • Italian: trabiccolo

Borrowings:

• → Catalan: trabècula
• → English: trabecula
• → French: trabécule
• → Italian: trabecola
• → Portuguese: trabécula
• → Spanish: trabécula

References

• “trabecula”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “trabecula”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.