Science, Tech, Math › Science Weak Base Definition and Examples Print Acetic acid is an example of a weak base. ELLA MARU STUDIO / Getty Images Science Chemistry Chemical Laws Basics Molecules Periodic Table Projects & Experiments Scientific Method Biochemistry Physical Chemistry Medical Chemistry Chemistry In Everyday Life Famous Chemists Activities for Kids Abbreviations & Acronyms Biology Physics Geology Astronomy Weather & Climate By Anne Marie Helmenstine, Ph.D. Anne Marie Helmenstine, Ph.D. Chemistry Expert Ph.D., Biomedical Sciences, University of Tennessee at Knoxville B.A., Physics and Mathematics, Hastings College Dr. Helmenstine holds a Ph.D. in biomedical sciences and is a science writer, educator, and consultant. She has taught science courses at the high school, college, and graduate levels. Learn about our Editorial Process Updated on March 30, 2019 Read More Strong Base Definition and Examples By Anne Marie Helmenstine, Ph.D. Definition: A weak base is a base that is partially dissociated in an aqueous solution. Examples: NH4OH Cite this Article Format mla apa chicago Your Citation Helmenstine, Anne Marie, Ph.D. "Weak Base Definition and Examples." ThoughtCo, Aug. 27, 2020, thoughtco.com/definition-of-weak-base-604688. Helmenstine, Anne Marie, Ph.D. (2020, August 27). Weak Base Definition and Examples. Retrieved from https://www.thoughtco.com/definition-of-weak-base-604688 Helmenstine, Anne Marie, Ph.D. "Weak Base Definition and Examples." ThoughtCo. https://www.thoughtco.com/definition-of-weak-base-604688 (accessed March 29, 2024). copy citation