continuing education 
noun [mass noun]
Education provided for adults after they have left the formal education system, consisting typically of short or part-time courses: [as modifier]: continuing education courses a continuing education programme...
- One way to extend your professional shelf life is continuing education with short courses taught by experts in the field.
- I recommend they go to a community college or continuing education course to learn how to run a business.
- There are continuing education courses, personal trainers, committees, and councils to fuss over.
- post-edit
- post-editing
- post-editor
- posteen
- post-Einsteinian
- post-embryonal
- post-embryonic
- post-emergence
- Post, Emily
- post entry
- poster
- poster board
- poster boy
- poster child
- poster color
- poster colour
- poste restante
- poster girl
- posteriad
- posterial
- posterior
- posteriority
- posteriorly
- posterior mediastinum
- posteriormost