at length

1. 1.

   in a lengthy or prolix manner

   “the argument went on lengthily”

   “she talked at length about the problem”

   Synonymslengthily

Questions about at length

What does at length mean?

at length means "in a lengthy or prolix manner".

What is another word for at length?

Close synonyms include lengthily. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is at length a common word?

at length is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.