Definitions

from The Century Dictionary and Cyclopedia

  • n. A genus of saprolegnious fungi, of the family Pythiaceæ, having more or less globose zoösporangia and conidia similar in size and shape. The oögonia are thick-walled. P. De Baryanum is a common species which attacks the seedlings of various plants and produces a disease sometimes called damping-off. See damp, 6.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any fungus of the genus Pythium

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