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WordDefinition["word"]

gives the dictionary definitions available for "word".

Details
Details and Options Details and Options
Examples  
Basic Examples  
Scope  
Possible Issues  
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WordDefinition

WordDefinition["word"]

gives the dictionary definitions available for "word".

Details

  • WordDefinition["word"] returns a list of definitions if "word" is a recognized English-language word. A list of available words can be found using WordList.
  • WordDefinition["word"] returns Missing["UnknownWord"] for words that do not have definitions available.

Examples

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Basic Examples  (1)

Find the dictionary definitions for a given word:

Wolfram Language code: WordDefinition["dolphin"]
Wolfram Language code: WordDefinition["running"]

Scope  (2)

"Word" entity expressions can be used in addition to strings:

Wolfram Language code: WordDefinition[Entity["Word", "tail"]]

"Concept" entities may also be used:

Wolfram Language code: WordDefinition[Entity["Concept", "Zebra::nx5qr"]]

Possible Issues  (1)

For words with no definition information available, Missing["UnknownWord"] is returned:

Wolfram Language code: WordDefinition["beratna"]
Wolfram Research (2015), WordDefinition, Wolfram Language function, https://reference.wolfram.com/language/ref/WordDefinition.html (updated 2017).

Text

Wolfram Research (2015), WordDefinition, Wolfram Language function, https://reference.wolfram.com/language/ref/WordDefinition.html (updated 2017).

CMS

Wolfram Language. 2015. "WordDefinition." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2017. https://reference.wolfram.com/language/ref/WordDefinition.html.

APA

Wolfram Language. (2015). WordDefinition. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/WordDefinition.html

BibTeX

@misc{reference.wolfram_2026_worddefinition, author="Wolfram Research", title="{WordDefinition}", year="2017", howpublished="\url{https://reference.wolfram.com/language/ref/WordDefinition.html}", note=[Accessed: 13-June-2026]}

BibLaTeX

@online{reference.wolfram_2026_worddefinition, organization={Wolfram Research}, title={WordDefinition}, year={2017}, url={https://reference.wolfram.com/language/ref/WordDefinition.html}, note=[Accessed: 13-June-2026]}