Ontarian

1 of 2

adjective

On·​tar·​i·​an (ˈ)än‧¦terēən How to pronounce Ontarian (audio)
-ta(a)r-
-tār-
1
: of, relating to, or characteristic of the province of Ontario
2
[Lake Ontario, lake lying between the state of New York and the Canadian province of Ontario + English -an, adjective suffix] : of, relating to, or characteristic of Lake Ontario

Ontarian

2 of 2

noun

"
variants or less commonly Ontarioan
⸗ˈ⸗⸗ˌōən
plural -s
: a native or inhabitant of Ontario, Canada

Word History

Etymology

Adjective

Ontario, province of southern and central Canada + English -an, adjective suffix

Noun

Ontario (province) + English -an, noun suffix

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Cite this Entry

“Ontarian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ontarian. Accessed 12 Dec. 2025.

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