spell out

US /spel aʊt/
UK /spel aʊt/
"spell out" picture
1.

to say or write the letters of a word in the correct order

:
Can you please spell out your name for me?
He had to spell out the complex term for the audience.
2.

to explain something clearly and in detail

:
The instructions spell out exactly what you need to do.
The report spells out the risks involved in the project.