Word History


para-aminobenzoic acid

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of PABA was in 1943

Dictionary Entries Near PABA

Cite this Entry

“PABA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/PABA. Accessed 30 Nov. 2023.

More from Merriam-Webster on PABA

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!