pen·​ta·​eryth·​ri·​tol ˌpent-ə-i-ˈrith-rə-ˌtȯl How to pronounce pentaerythritol (audio) -ˌtōl How to pronounce pentaerythritol (audio)
: a crystalline alcohol C5H12O4 that is used chiefly in making synthetic resins, synthetic drying oils, and explosives

Dictionary Entries Near pentaerythritol

Cite this Entry

“Pentaerythritol.” Medical Dictionary, Merriam-Webster, Accessed 23 Mar. 2023.

Love words? Need even more definitions?

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

Which Came First?

  • baby chick with a brown egg
  • hot take or cold shoulder?
Spell It

Hear a word and type it out. How many can you get right?

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?