Related Clues:

• Ref. book set
• Ref. that took 70 years to complete
• Lexicographical authority
• Humongous ref
• [There's another doc]
• Its Jun. 2019 additions include "bae" and "yeesh"
• Its Jun. 2019 additions include 'bae' and 'yeesh'
• Hefty lexical ref
• "The Meaning of Everything" subject: Abbr
• It has included a heart symbol since 2011, in brief
• Venerable ref. set
• Ref. that added "xoxo" in 2019
• Publication whose first ed. took more than 70 years to complete
• "Latin@" was added to it in Mar. 2019
• Big Brit. reference