phytophthora

noun phy·toph·tho·ra \fīˈtäfthərə\

Definition of phytophthora

  1. 1 capitalized :  a genus of destructive parasitic fungi (family Pythiaceae) having conidia that usually act as sporangia especially under moist cool conditions and sporangiophores that are simple or branched — see late blight, pythiacystis

  2. 2 plural -s a :  any fungus of the genus Phytophthora b :  a disease (as late blight) caused by such a fungus

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of phytophthora

New Latin, from phyt- + -phthora


Seen and Heard

What made you want to look up phytophthora? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to help become familiar with something

Get Word of the Day daily email!