Also found in: Medical.
Related to alpha interferon: compound Q
Any of a family of glycoproteins that are secreted by cells as part of the immune response in vertebrates or are produced synthetically for use in treating viral infections and certain cancers. Also called interferon alpha.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.