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Finding synonyms of words, and searching for the synonyms as well; Finding semantically related words (e.g. antonyms, meronyms, hyponyms, hypernyms) Finding all the various morphological forms of words by stemming each word in the search query; Fixing spelling errors and automatically searching for the corrected form or suggesting it in the results
Complementary antonyms are word pairs whose meanings are opposite but whose meanings do not lie on a continuous spectrum (push, pull). Relational antonyms are word pairs where opposite makes sense only in the context of the relationship between the two meanings (teacher, pupil). These more restricted meanings may not apply in all scholarly ...
(also known as interrogation point, query, or eroteme in journalism [1]) is a punctuation mark that indicates a question or interrogative clause or phrase in many ...
A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms, sometimes simply as lists of synonyms and antonyms.
antonym: a word with the exact opposite meaning of another word; an antithesis: often shown in opposite word pairs such as "high" and "low" (compare with "synonym") apronym : a word which, as an acronym or backronym, has a meaning related to the meaning of the words constituting the acronym or backronym; such as PLATO for "Programmed Logic for ...
Many search engines treat words with the same stem as synonyms as a kind of query expansion, a process called conflation. A computer program or subroutine that stems word may be called a stemming program, stemming algorithm, or stemmer.
Query segmentation is a key component of query understanding, aiming to divide a query into meaningful segments. Traditional approaches, such as the bag-of-words model, treat individual words as independent units, which can limit interpretative accuracy. For languages like Chinese, where words are not separated by spaces, segmentation is ...
A contronym is a word with two opposite meanings. For example, the word cleave can mean "to cut apart" or "to bind together". This feature is also called enantiosemy, [1] [2] enantionymy (enantio-means "opposite"), antilogy or autoantonymy. An enantiosemic term is by definition polysemic.