The American College Dictionary

The result is that a book like The American College Dictionary, which is advertised as containing 132,000 entries, lists only a little over 74,000 headwords (by actual count).

VERBATIM: The Language Quarterly Vol V No 1 1987

By the early 1960s, when the labels to be used in The Random House Dictionary were being reviewed and discussed, we decided to drop the Colloquial label used in The American College Dictionary in favor of Informal, a practice followed by most English dictionary publishers from that time until now.

VERBATIM: The Language Quarterly Vol XVII No 4 1991