phonelesson
nounUK /ˈfəʊnlɛsən/
US /ˈfoʊnlɛsən/
A phonelesson is a short lesson you listen to or do on a phone.
I listened to a phonelesson about animals on my way to school.
OTHER MEANINGS
2. A lesson that teaches how to use a phone.
Grandma took a phonelesson to learn how to send photos.
3. A lesson about the sounds of speech.
The teacher gave a phonelesson on the sound 'sh'.
4. A short practice session done by phone call.
He had a phonelesson with his tutor every Tuesday.