sclerotium

[skli-roh-shee-uh m]
noun, plural scle·ro·ti·a [skli-roh-shee-uh] /sklɪˈroʊ ʃi ə/. Mycology.
  1. a vegetative, resting food-storage body in certain higher fungi, composed of a compact mass of hardened mycelia.

Origin of sclerotium

From New Latin, dating back to 1810–20; see origin at sclerotin, -ium
Related formsscle·ro·tial [skli-roh-shuh l] /sklɪˈroʊ ʃəl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sclerotial

sclerotium

noun plural -tia (-ʃɪə)
  1. a compact mass of hyphae, that is formed by certain fungi and gives rise to new fungal growth or spore-producing structures
Derived Formssclerotioid or sclerotial, adjective

Word Origin for sclerotium

C18: from New Latin, from Greek sklēros hard
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