Plexeoblastus /plɛk.si.oʊˈblæst.əs/ is a long and complex word containing 5 syllables. The spelling of this word is based on the Greek roots plexis (meaning "interweaving" or "twisting") and blastos (meaning "shoot" or "sprout"). The "x" and "s" sounds are represented by the letters "x" and "s", respectively, while the "eo" sound is represented by the letters "e" and "o" combined. The emphasis is on the second syllable, making it plek-see-o-BLAS-tus.
In bot., applied to cotyledons that rise above ground in germination, but do not assume the appearance of leaves.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.