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2017 Word of the Year

filamentous

[fil-uh-men-tuh s] /ˌfɪl əˈmɛn təs/
adjective
1.
composed of or containing filaments.
2.
pertaining to or resembling a filament.
3.
bearing filaments.
Origin of filamentous
1665-1675
First recorded in 1665-75; filament + -ous
Related forms
interfilamentous, adjective
nonfilamentous, adjective
unfilamentous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for filamentous
Historical Examples
  • In some they are spherical, in others rod-like, filamentous or perhaps of other forms.

    Being Well-Born Michael F. Guyer
  • Filamentose, or filamentous, bearing or formed of slender threads.

  • In structure they are expanded or filamentous, nearly always rose-coloured or purple in colour.

  • The first use made of the filamentous matter, was to substitute it for the wadding used in quilted counterpanes.

  • The external gills are moderately long, slender, and filamentous; the yolk sac is still moderately large.

  • The filamentous detail of the inner corona, and the faintest outlying extensions or streamers, the eye must still reveal directly.

    Astronomy David Todd
  • Siliceous skeletons of chara and filamentous alg were also found upon a close examination in some of these molds.

  • In a similar way the petals and labellum of Odontoglossum Uro-Skinneri have been found reduced to filamentous processes.

    Vegetable Teratology

    Maxwell T. Masters
  • The external gills are long and filamentous, and the yolk sac is large.

  • Numerous long, filamentous, red to orange-colored cirri extend nearly the whole length of the body and act as gills.

    The Sea-beach at Ebb-tide Augusta Foote Arnold

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