Definition of "intramolecular" [in•tra•mo•lec•u•lar]

• Within a molecule. (adjective)

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.

• "I already knew that the aequorin luminescence was caused by an intramolecular reaction that takes place in the protein molecule, which would be difficult to study."
• "For these proton transfers to have been intramolecular, they would both have come from the same face of the enediol intermediates."
• "We used this to probe the structure and molecular dynamics of large aromatic molecules, particularly focussing on the question of intramolecular vibrational redistribution."