In 1968, Spencer Silver at 3M Corporation was attempting to develop a superstrong adhesive … NYT Crossword Clue

By Date: MAR 11, 2026 Follow on Google

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The most common and recent 11-letter answer for "In 1968, Spencer Silver at 3M Corporation was attempting to develop a superstrong adhesive ..." is POSTITNOTES.

The clue refers to the invention of Post-it Notes, which were created as a result of Spencer Silver's attempt to develop a strong adhesive. Instead, he ended up with a low-tack adhesive that could be repositioned, leading to the creation of Post-it Notes.

This clue was last seen in the NYT Crossword on March 11, 2026.

Post-it Notes are small pieces of paper with a re-adherable strip of glue on the back, used for temporarily attaching notes to documents and other surfaces.

The 11-letter answer to “In 1968, Spencer Silver at 3M Corporation was attempting to develop a superstrong adhesive …” in the NYT Crossword March 11 2026 is POSTITNOTES.

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