Related Clues:
- Gargantuan Brit. lexicon
- Hefty reference: Abbr
- British ref. set
- Pkg. insert
- Where age always goes before beauty, briefly
- U.K. lexicological work
- Brit. reference that added 'uplink' in 2013
- U.K. ref. bk
- Its last word is 'zyxt': Abbr
- Ref. with more than 2 1/2 million quotations
- Ref. work that took 70 years to complete
- Its first complete ed. was published in 1928
- Ref. with about 600,000 word-forms
- Source with 600,000 words
- Letter abbr