Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unenclosed is an adjective meaning "not closed in our surrounded or included". It carries one recorded sense.
not closed in our surrounded or included
“an unenclosed porch”
“unenclosed common land”
Definitions, synonyms and semantic relations for unenclosed come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.