- Botany. the layer or one of the layers of cells in the capsule of a moss surrounding the spores.
- Mycology. (in certain lichens) a layer of cells that surrounds the fungal apothecium.
Origin of amphithecium
< New Latin < Greek amphi- amphi- + thēkíon (thḗk(ē) case, cover + -ion diminutive suffix)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the outer layer of cells of the sporophyte of mosses and liverworts that develops into the outer parts of the spore-bearing capsule
C19: from New Latin, from amphi- + Greek thēkion a little case, from thēkē case
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