From objectif +‎ -ment.

• IPA^(key): /ɔb.ʒɛk.tiv.mɑ̃/

• Audio (France (Vosges)):

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• Audio (France (Lyon)):

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objectivement

1. objectively

   Antonym: subjectivement

• “objectivement”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012