the grammatical classification of a word: noun, adjective, preposition, etc.

noun, pronoun, verb, preposition, adjective, adverb, participle, gerund, gerundive, expletive, interjection, conjunction, etc.

the class of units used in the description of a language, e.g. noun, verb, noun phrase, verb phrase.

one of the traditional categories of words intended to reflect their functions in a grammatical context

a category of words based on their grammatical function

A type of word depending on how it fits into the sentence; noun, verb and adjective are major parts of speech; particle is a major part of speech in Inezeño.

a category of words that share the same use, i.e. represent the same part of speech. Examples: Verbs, nouns, conjunctions

WordNet defines "part of speech" as either noun, verb, adjective, or adverb. Same as syntactic category.

The Part of Speech is the linguistic function of a word in a phrase or sentence.

One of the eight classes of word in English - noun, verb, adjective, adverb, pronoun, preposition, conjunction and interjection.