Reference book: Abbr

• Big Brit. reference
• Voluminous lexicological work: Abbr
• Lit. giant?
• Ref. work whose 2018 Word of the Year is "toxic"
• British / lexicon, / in brief
• Heavy Brit. reference set
• Gigantic ref. work
• “The Professor and the Madman” subj
• Publication whose first ed. took more than 70 years to complete

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."