Science, Tech, Math › Science Organic Chemistry Glossary of Terms Glossary of Organic Chemistry Terms Print WLADIMIR BULGAR / Getty Images Science Chemistry Basics Chemical Laws 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 November 04, 2019 This is an organic chemistry glossary. Look up definitions of common and important organic chemistry terms. absolute alcohol absolute error absolute temperature absolute uncertainty absorbance absorption absorption spectroscopy absorption spectrum absorptivity accuracy acetal acid acid anhydride acid-base indicator acid-base titration acid dissociation constant - Ka acidic solution activated complex activation energy - Ea activity series actual yield acute health effect Read More A to Z Chemistry Dictionary By Anne Marie Helmenstine, Ph.D. acyl group adsorption alcohol aliphatic amino acid aliphatic compound aliphatic hydrocarbon alkali metal alkaline alkalinity alkene alkenyl group alkoxide alkoxy group allotrope alloy alpha decay alpha radiation amide amine amino acid amorphous amphoteric oxide amu angular momentum quantum number anion anhydrous anode antibonding orbital anti-Markovnikov addition anti-periplanar aqueous aqueous solution aromatic compound Arrhenius acid Arrhenius base aryl atom atomic mass atomic mass unit (amu) atomic number atomic radius atomic weight Avogadro's Law Avogadro's number azeotrope azimuthal quantum number Cite this Article Format mla apa chicago Your Citation Helmenstine, Anne Marie, Ph.D. "Organic Chemistry Glossary of Terms." ThoughtCo, Jul. 29, 2021, thoughtco.com/organic-chemistry-terms-glossary-608730. Helmenstine, Anne Marie, Ph.D. (2021, July 29). Organic Chemistry Glossary of Terms. Retrieved from https://www.thoughtco.com/organic-chemistry-terms-glossary-608730 Helmenstine, Anne Marie, Ph.D. "Organic Chemistry Glossary of Terms." ThoughtCo. https://www.thoughtco.com/organic-chemistry-terms-glossary-608730 (accessed March 29, 2024). copy citation