Yes, the lossless audio file you're using is probably compressed — that's completely fine for this reason.

A detailed industry explainer is challenging common misconceptions about 'lossless' audio, clarifying that many lossless formats are compressed yet retain full fidelity. The report distinguishes ...

There’s been a lot of talk lately about lossless audio, and that might have led you think that you need special equipment or an expensive streaming music service to get it. But that couldn’t be ...

We’ve been hearing a lot about lossless audio lately. Apple Music says it has it. So does Amazon Music. Tidal and Qobuz have it too, but Spotify doesn’t. (Yet. Or still.) Is lossless audio a big deal?