Meanings
nounfosphenytoin (uncountable)
- uncountablemedicineA water-soluble phenytoin prodrug used only in hospitals for the treatment of epileptic seizures.
Origin
From fos- (“phosphorous derivative”) + phenytoin.
Full word history & related roots →Cite this entry
APA
fosphenytoin. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/fosphenytoin
MLA
“fosphenytoin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fosphenytoin. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “fosphenytoin,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/fosphenytoin.
Source: fosphenytoin on Wiktionary, CC BY-SA 4.0.