Merriam Webster Collegiate Dictionary 12th Edition Jun 2026

, including 10,000 new quotations from contemporary sources to show how words are used today. Enhanced Entries : Entries for the 500 most frequently looked-up words

: Existing words have been updated to reflect contemporary usage; for instance, lockdown now includes definitions related to emergency public safety measures in addition to its original prison-related meaning. merriam webster collegiate dictionary 12th edition

If you own the 11th, should you buy the 12th? Here is a comparative breakdown. , including 10,000 new quotations from contemporary sources

: Retains the signature deep red cover and thumb notches, weighing nearly five pounds. Retail Availability Here is a comparative breakdown

The Merriam-Webster Collegiate Dictionary, 12th Edition, upholds the reputation of its predecessors as a trusted and authoritative reference source. With a rich history dating back to 1831, Merriam-Webster has been the go-to dictionary for generations of scholars, writers, and language enthusiasts. This latest edition continues the tradition of excellence, providing an indispensable resource for anyone seeking to communicate effectively and accurately.

If you edit for a living, you need the 12th edition. The AP Stylebook changes bi-annually, but the Collegiate is the final tiebreaker. Is healthcare one word or two? (Check the 12th edition: health care as a noun, healthcare as an adjective—depending on context). The 12th edition clarifies hyphenation rules for compound words like fundraising versus fund-raising .

Although the dictionary was finalized before the full global lockdown, the editors had the foresight to include terms exploding in the medical zeitgeist: