Used other than figuratively or idiomatically: see word, play.

(idiomatic) A brief piece of advice.

(idiomatic) Used to emphasis following as a piece of significant advice.

Consisting of a single word.

Consisting of more than one word.

(linguistics, lexicography) A word that is not a function word, including nouns, verbs, adjectives, and most adverbs.

(linguistics) A word that has little meaning when standing alone, but instead serves to express grammatical relationships with other words within a sentence, or specify the attitude or mood of the speaker, such as prepositions, pronouns, auxiliary verbs, or conjunctions.

(idiomatic, often preceded by the and followed by in) The finest, highest, or ultimate representative of some class of objects.

(idiomatic) The rumour or news going around.

The number of words in a passage, a text, a speech, a corpus, etc.