Definition of "quantal" []

• Physics Of or relating to a quantum or a quantized system. (adjective)
• Physics Existing in only one of two possible states. (adjective)
• Biology Of or designating an all-or-none response or effect: a quantal reaction. (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.

• "A slight aside, my reading of Booksellers and Publishers Weeklies is like a nerve impulse: in quantal packets."
• "Pingback by The quantal theory of how the immune system discriminates between “self and non-self” .."
• "The quantal theory of how the immune system discriminates between “self and non-self” .."