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acrasin

American  
[uh-krey-sin] / əˈkreɪ sɪn /

noun

Mycology.

  1. a chemotactic substance, identical with cAMP, secreted by myxamebas of cellular slime molds and attracting other myxamebas to aggregate and form a pseudoplasmodium.

Etymology

Origin of acrasin

1945–50; < New Latin Acras ( iales ) an order of cellular slime molds ( Acras ( is ) a genus, so named from the lack of fusion between the cells (< Greek; a- 6, crasis ) + -ales -ales ) + -in 2

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.