1. A narrative or description that lacks logical connection, clarity, or consistency; a disjointed or confusing explanation of events
The witness gave an incoherent account of what happened at the scene.
A testemunha deu um relato incoerente do que aconteceu no local.
2. A statement or report that is difficult to understand due to unclear reasoning or contradictory information
His incoherent account made it impossible for us to understand his position.
Seu relato incoerente tornou impossível compreendermos sua posição.