Definition of "-in" []

• Neutral chemical compound, especially: (suffix)
• Neutral carbohydrate: inulin. (suffix)
• Protein or protein derivative: albumin. (suffix)
• Lipid or lipid derivative: lecithin. (suffix)
• Enzyme: pancreatin. (suffix)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "While teachers are obliged to stop bullying in their individual classrooms, stopping it beyond that---in the hallways, the cafeteria, during recess, after school---isn't part of their job."
• "Today we were on another culinary adventure or what we like to call our "food experiments" - -in homage to Albert Einstein's famed "thought experiments" of which E=MC2 was the result."
• "Her "Rolling in the Deep" was a bit out of control at times, but she reigned in her throaty vocals in the battle round duet of Pink's "F---in' Perfect.""