Built-in Mathematica Symbol

DictionaryLookup

DictionaryLookup[patt]
finds all words in an English dictionary that match the string pattern patt.

DictionaryLookup[patt, n]
gives only the first n words found.

DictionaryLookup[{"lang", patt}]
finds words in the language specified by lang.

No word stemming is done by default, so words like "jump", "jumps" and "jumping" appear separately.

By default, words appear as they would within a sentence. Setting the option IgnoreCase->True retrieves words whose letters appear in different cases.

DictionaryLookup[{"lang", All}] retrieves all words in the language dictionary lang.

DictionaryLookup[{All, patt}] retrieves all the languages containing words matching patt.

Look up all English words beginning with "abb":

Look up all Spanish words beginning with "c", ending with "n" and with an "ñ" in between:

Look up all English words beginning with "abb":

Look up all Spanish words beginning with "c", ending with "n" and with an "ñ" in between:

Variants such as "jumps" and "jumping" appear separately:

DictionaryLookup supports in-string patterns:

The first 10 words beginning with "z":

Give a list of available dictionary languages:

Look up words beginning with "molec" in all available languages:

Look up all Dutch and Spanish words beginning with "molecula":

Find all languages containing a word:

Specify a lookup to be case insensitive:

Find the number of words in the dictionary starting with each letter:

Find all palindromes in the dictionary:

Find all palindromes that are both English and French words:

Find how many words contain each of the possible permutations of "a", "b" and "c":

Find all 4-letter words formed from a through e:

Create a nearest function from all words in the dictionary:

Look up words closest to a given word:

Go further:

Find what words might be confused with genomic sequences:

Pick 10 random words beginning with "a" from the dictionary:

A random collection of words from different languages:

Plot the word length histograms for each language: