DAW (Digital Audio Workstation)
Software used for recording, editing and producing audio files.
There are many different DAWs that are used within the industry. From free crowd-sourced applications like Audacity, to full-featured professional suites like Logic Pro, Adobe Audition or Pro Tools. The choice of DAW can significantly impact the workflow and quality of the final podcast production, however all will allow you to take the raw recordings, and edit them into the final podcast episode, before mixing down, ready for publication.