/ (ˌmɒnəʊˈstaɪkəs) /
botany (of parts) forming one row
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
Examples from the Web for monostichous
Lankester and Bourne have divided the eyes of scorpions and Limulus into two kinds, monostichous and diplostichous.
The lateral eyes, according to them, are all monostichous, but the median eyes are diplostichous.