Entry 1 sense Webster, 1913 Documentary /däkˌ-yəm-ĕn'-tẽr-ē/ · Doc·u·men·ta·ry · IPA /ˌdɑ.kjəˈmɛn.tə.ɹi/ 01 a. Pertaining to written evidence; contained or certified in writing. 1. Pertaining to written evidence; contained or certified in writing.