Usually means: Anchor for algae or seaweed.
Definitions Related words Phrases Mentions History
We found 27 dictionaries that define the word holdfast:

General (21 matching dictionaries)
  1. holdfast: Merriam-Webster
  2. holdfast: Oxford Learner's Dictionaries
  3. holdfast: American Heritage Dictionary of the English Language
  4. holdfast: Collins English Dictionary
  5. holdfast: Vocabulary.com
  6. Holdfast, holdfast: Wordnik
  7. holdfast: Wiktionary
  8. holdfast: Webster's New World College Dictionary, 4th Ed.
  9. holdfast: The Wordsmyth English Dictionary-Thesaurus
  10. holdfast: Infoplease Dictionary
  11. holdfast: Dictionary.com
  12. Holdfast (disambiguation), Holdfast (tool), Holdfast: Wikipedia, the Free Encyclopedia
  13. Holdfast: Online Plain Text English Dictionary
  14. holdfast: Webster's Revised Unabridged, 1913 Edition
  15. holdfast: Rhymezone
  16. Holdfast: AllWords.com Multi-Lingual Dictionary
  17. holdfast: Webster's 1828 Dictionary
  18. Holdfast, Holdfast: Dictionary of Phrase and Fable (1898)
  19. holdfast: FreeDictionary.org
  20. holdfast: Mnemonic Dictionary
  21. holdfast: TheFreeDictionary.com

Business (1 matching dictionary)
  1. Holdfast (tool), holdfast: Legal dictionary

Computing (1 matching dictionary)
  1. holdfast: Encyclopedia

Medicine (2 matching dictionaries)
  1. holdfast: Merriam-Webster Medical Dictionary
  2. online medical dictionary (No longer online)

Science (2 matching dictionaries)
  1. Archaeology Wordsmith (No longer online)
  2. holdfast: Natural History Terms

(Note: See holdfasts as well.)

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Definitions from Wiktionary (Holdfast)

▸ noun:  Something to or by which an object can be securely fastened.
▸ noun:  (biology) A root-like structure that anchors aquatic sessile organisms, such as seaweed, other sessile algae, stalked crinoids, benthic cnidarians, and sponges, to the substrate.
▸ noun:  (archaic, medicine) Actinomycosis.
▸ noun:  The aspect of a character that experiences destructive temptation.
▸ noun:  A hamlet and civil parish (served by Longdon, Queenhill and Holdfast Parish Council) in Malvern Hills district, Worcestershire, England (OS grid ref SO853378).

Similar:
fastening, mortise, surety, adherend, faithful, bindability, keepable, haftability, storable, hold, more...

Opposite:
release, let go, drop

Types:
byssus, root, rhizome, stolon, tuber, corm, more...

Phrases:
City of Holdfast Bay, more...

Adjectives:
discoid, small, like, shaped, large, rhizoidal, common, single, fibrous, strong, basal

▸ Words similar to holdfast

▸ Usage examples for holdfast

▸ Idioms related to holdfast

▸ Wikipedia articles (New!)

▸ Popular adjectives describing holdfast

▸ Words that often appear near holdfast

▸ Rhymes of holdfast

▸ Invented words related to holdfast

Similar:
fastening, mortise, surety, adherend, faithful, bindability, keepable, haftability, storable, hold, more...

Opposite:
release, let go, drop

Types:
byssus, root, rhizome, stolon, tuber, corm, more...

Phrases:
City of Holdfast Bay, more...

Adjectives:
discoid, small, like, shaped, large, rhizoidal, common, single, fibrous, strong, basal



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