With Netflix now streaming original podcasts and Apple announcing a “category-leading video experience” on its app this spring, the meaning of the word “podcast” has grown increasingly diffuse. It was much easier to pin down during the medium’s mid-aughts infancy. Back then, a podcast was simply asynchronous talk radio—the natural next step after moving from terrestrial radio, to satellite platforms like SiriusXM, to a new and purely digital format that could be downloaded and consumed on demand. In the years since, the definition has vastly expanded. Essentially, any form of episodic audio or video content that involves people speaking into microphones can now be considered a podcast. We’ve drifted so far away from the original context and definition of the word that perhaps it’s time for semantics to catch up. “The consumption is moving more and more toward video-based podcasts,” says Jonathan Miller, a former Fox digital media and NBA executive and current CEO of Integrated Media Co.…