oidium

[ oh-id-ee-uhm ]

noun

, Mycology.

, plural o·id·i·a [oh-, id, -ee-, uh].

1. one of the conidia that are borne in chains by certain fungi.
2. (in certain fungi) a thin-walled spore derived from the fragmentation of a hypha into its component cells.

oidium

/ əʊˈɪdɪəm /

noun

1. botany any of various fungal spores produced in the form of a chain by the development of septa in a hypha

Other Words From

• o·idi·oid adjective

Word History and Origins

Origin of oidium¹

1855–60; < New Latin < Greek ōi ( ón ) egg ¹ (cognate with Latin ovum; oo- ) + -idium -idium

Word History and Origins

Origin of oidium¹

New Latin: from oo- + -idium diminutive suffix

Example Sentences

The original vines on the estate perished in the late 19th century from oidium and phylloxera, and Klein Constantia shut down.

From The Daily Beast

Shortly after the flies had some mouldy cream, the Oidium lactis was found in their fæces.

From Project Gutenberg

In this ripening there is a prompt development of a heavy viscous slime, which consists of Oidium and bacteria.

From Project Gutenberg

This occurs very rapidly under the attack of Oidium lactis accompanied by bacteria.

From Project Gutenberg

This consists of bacteria of several forms, yeasts, Oidium lactis and accidental species of other molds.

From Project Gutenberg

On roses the old Oidium leucoconium is but the conidia of Sphærotheca pannosa, and so of other species.

From Project Gutenberg