The word "Trophosperm" is spelled as /troʊfəˌspɜrm/. This word is composed of two roots: "tropho", meaning nourishment or feeding, and "sperm", meaning seed. The spelling of this word is pronounced with a long "o" sound, followed by an "f", an "ə" sound, a stressed "s" sound, a short "er" sound, and ending with an unaccented "m". The phonetic transcription of this word helps clarify its pronunciation, making it easier to understand and use properly in speech and writing.
In bot., the part of the ovary from which the ovules arise, usually called the placenta.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.