suberin

[soo-ber-in]

noun Botany.

a waxlike, fatty substance, occurring in cork cell walls and in or between other cells, that on alkaline hydrolysis yields chiefly suberic acid.

Origin of suberin

1820–30; < Latin sūber cork + -in²; compare French subérine

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for suberin

suberin

noun

a fatty or waxy substance that is present in the walls of cork cells, making them impermeable to water and resistant to decay

Word Origin for suberin

C19: from Latin sūber cork + -in

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

suberin in Science

suberin

[sōō′bər-ĭn]

A polyester composed of fatty acids and aromatic compounds that occurs naturally in the cell walls of cork tissue in plants. Suberin acts together with waxes to protect plant surfaces from water loss and microbial attack, and also helps to close tears and breaks.