Dictionary.com
Thesaurus.com
Jump To:
  • merlin
    merlin
    noun
    a small, bold falcon, Falco columbarius, of the Northern Hemisphere.
  • Merlin
    Merlin
    noun
    a venerable magician and seer.

merlin

1 American  
[mur-lin] / ˈmɜr lɪn /

noun

  1. a small, bold falcon, Falco columbarius, of the Northern Hemisphere.


Merlin 2 American  
[mur-lin] / ˈmɜr lɪn /

noun

  1. Arthurian Legend. a venerable magician and seer.

  2. a male given name.


Merlin 1 British  
/ ˈmɜːlɪn /

noun

  1. (in Arthurian legend) a wizard and counsellor to King Arthur eternally imprisoned in a tree by a woman to whom he revealed his secret craft

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

merlin 2 British  
/ ˈmɜːlɪn /

noun

  1. a small falcon, Falco columbarius, that has a dark plumage with a black-barred tail: used in falconry See also pigeon hawk

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Merlin Cultural  
  1. In the legends of King Arthur (see also Arthur), a magician who acts as Arthur's principal adviser.


Etymology

Origin of merlin

1350–1400; Middle English merlioun, merlone < Anglo-French merilun, Old French esmerillon, diminutive of esmeril < Germanic; akin to German Schmerl, Old Norse smyrill

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The estate is home to rare wildlife, including curlew, mountain bumblebees, lapwings, red squirrels, cuckoo and merlin, as well as Atlantic salmon and critically endangered eels, but the conservationists say nature could be richer still.

From BBC Oct. 29, 2025

Standing beside Muul along a sidewalk in the Gatewood neighborhood, I craned my neck to look for the merlin at the top of a tall tree but all I saw were branches.

From Seattle Times May 24, 2024

And those are the trees most favored by the small population of raptors, including the merlin.

From Seattle Times May 24, 2024

The merlin darted overhead, sounding high-pitched, rapid-fire distress calls.

From Washington Post Aug. 12, 2022

“You still do not follow what I mean. Suppose he had gone as a merlin last night, and failed in the ordeal, and lost his nerve?”

From "The Once and Future King" by T. H. White

Chief among them is Merlin Bird ID, which was developed by Cornell University's Lab of Ornithology.

From BBC Jul. 27, 2026

And Barry tells the BBC the future plan for Merlin is to continue keeping it simple.

From BBC Jul. 27, 2026

Merlin the duck steals the show at Mexican president’s news briefing.

From MarketWatch Jun. 23, 2026

The six-hour interception operation was supported by Chinook, Merlin Mk4 and Wildcat helicopters and a maritime patrol aircraft, a Ministry of Defence statement said.

From Barron's Jun. 14, 2026

He lives with his two children, Merlin and Angel, and their mother, Maria, in the little guest house next to my house on the shore of the Indian Ocean.

From "My Life with the Chimpanzees" by Jane Goodall

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training