Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
nonmechanical is an adjective meaning "not mechanical". It carries 2 recorded senses.
not mechanical
(of a person) lacking mechanical skills
Definitions, synonyms and semantic relations for nonmechanical come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.