They were never seen without a belt adorned with complex mechanisms which, it was generally believed, controlled their weight and enabled them to communicate with each other.
There are no more uses of "adorn" in the book.
Show samples from other sources
He began dating her on her annual two-week visits home, and although she still moved like a thirteen-year-old boy and abjured most feminine adornment, he found something so intensely feminine about her that he fell in love.
Harper Lee -- Go Set a Watchman
Wide silver bands that mark me as a slave adorn each wrist.