Subj. of the 2003 book "The Meaning of Everything"

• It took 70 years to complete, in brief
• 20-vol. reference work
• Philologists' work, for short
• Huge reference: Abbr
• "Reading the ___" (2008 book subtitled "One Man, One Year, 21,730 Pages")
• Reference book: Abbr
• Shelf-filling bks
• Multivolume ref. work
• "Clickbait" was added to it in Sep. 2016

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
initialism (acronym) of Oxford English Dictionary , attested from 1898, according to the "Oxford English Dictionary."