Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
epiphytotic is an adjective meaning "(of plants) epidemic among plants of a single kind especially over a wide area". It carries one recorded sense.
(of plants) epidemic among plants of a single kind especially over a wide area
“an epiphytotic blight of potatoes”
“epiphytotic conditions associated with a single-plant agriculture”
plant
Definitions, synonyms and semantic relations for epiphytotic come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.