- n. a plant hormone causing the fall of leaves in autumn.
Dictionary of difficult words. 2015.
Look at other dictionaries:
abscissin — noun A plant hormone controlling the dropping off or abscission of certain plant parts, notably the leaves of trees in autumn or cotton bolls. Note: In recent years this term has been replaced by abscisic acid … Wiktionary
abscissin — ab·scis·sin … English syllables
abscissin — noun see abscisin * * * abscissˈin noun same as ↑abscisin (see under ↑abscise) • • • Main Entry: ↑abscind … Useful english dictionary
abscission — noun a) The act or process of cutting off. Not to be cured without the abscission of a member. b) The state of being cut off. See Also: abscise, abscisic, abscisic acid, abscisin, abscissin … Wiktionary