Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
tongan is a noun and adjective meaning "a Polynesian native or inhabitant of Tonga". It carries 3 recorded senses.
a Polynesian native or inhabitant of Tonga
the Polynesian language spoken by the Tongan people
of or relating to the island monarchy of Tonga or its people
“Tongan beaches”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for tongan come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.