Related Clues:
- Multivolume U.K. lexicon
- Ref. that added 'chapstick' in 2021
- Ref. that added "chapstick" in 2021
- British ref
- It added "essential worker" in March of 2021: Abbr
- Alternative to Webster's, in brief
- Something extra in an envelope: Abbr
- UK reference work
- Ref. work that added 'freshperson' in 2021
- Ref. work that added "freshperson" in 2021
- "Non-fungible" was added to it in Dec. 2021
- Ref. work started in 1857
- RSVP card, for example
- Massive lexicon: Abbr
- Work started by London's Philological Soc