What does homonymous mean?
Homonymous describes words that share the same spelling or pronunciation while differing in meaning. The term is especially useful in lexicography, grammar, and language teaching because it identifies a potential source of confusion. “Bat,” for example, can denote either an animal or a piece of equipment without changing its pronunciation. More broadly, homonymous may refer to any pair of words that look or sound alike, whether their spellings match or not. It is related to the noun “homonym” and the field of “homonymy,” which studies such relationships. The adjective is formal but widely understood, and it is often used to describe accidental ambiguity, technical terminology that overlaps, or deliberate wordplay based on shared sound and spelling.
adjectiveHomonymous words share the same spelling or pronunciation but have different meanings. The term can also describe two or more words that have both the same spelling and pronunciation.
- Having the same spelling as another word but a different meaning.
- Having the same pronunciation as another word, whether or not the spelling is also the same.
"The two entries in the glossary are homonymous, since the same spelling is used for two different technical terms."
"“Bat” is homonymous in the sense that it can refer to an animal or a piece of sports equipment."
"The guide warns that the two terms are homonymous, even though one is pronounced differently in formal usage."
A homonym can be a linguistic twin: it may look or sound identical while carrying an entirely different meaning.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does homonymous come from?
Homonymous comes from the Greek words homos, meaning “same,” and onoma, meaning “name” or “word.” The term developed within the study of words with shared spellings or sounds and ultimately entered English through Latin and French usage. Its relatives include homonym, a word sharing another word’s spelling or pronunciation, and homonymy, the phenomenon itself.
Related word forms
How homonymous is actually used
In its broader, dictionary use, “homonymous” can describe words sharing spelling, pronunciation, or both. In careful discussion of related terms, homophones are distinguished by sound and homographs by spelling.
Easily confused with homonymous
A homophone has the same pronunciation as another word, whereas homonymous can refer to words sharing either spelling or pronunciation.
A homograph shares spelling with another word, while homonymous is the broader term for words sharing a spelling or sound.