Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
supinely is an adverb meaning "with the face upward". It carries 2 recorded senses.
with the face upward
“she was stretched supinely on her back”
in an indifferently supine manner
“he called the tune to me and I supinely took it up”
Definitions, synonyms and semantic relations for supinely come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.