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conferva

American  
[kon-fur-vuh] / kɒnˈfɜr və /

noun

  • confervae,
    plural
  • confervas
    plural
  1. any simple filamentous green algae, many of which were formerly classified in the genus Conferva.


conferva British  
/ kɒnˈfɜːvə /

noun

  1. any of various threadlike green algae, esp any of the genus Tribonema, typically occurring in fresh water

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of conferva

1630–40; < Latin: a certain water plant supposed to heal wounds, akin to confervēre to grow together, heal ( see con-, fervent)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Presently he took to crawling, or rather running, over a thread of conferva, and then his back was elegantly arched, and his cilia stood erect like the quills of a porcupine.

From Marvels of Pond-life A Year's Microscopic Recreations by Henry J. Slack

But if the conferva or parasitic fungus exceeds its allies in the above respects, it will then be dominant within its own class.

From The Origin of Species by means of Natural Selection, 6th Edition by Charles Darwin

Polyps may be obtained at all times of the year by bringing home duckweed, conferva, and other water-plants from the ponds.

From Marvels of Pond-life A Year's Microscopic Recreations by Henry J. Slack

Our mass of conferva turns out to contain one of the most elegant species.

From Marvels of Pond-life A Year's Microscopic Recreations by Henry J. Slack

I know it is not new; but how wonderful his account of the spermatozoa of some dioecious alga or conferva, swimming and finding the minute micropyle in a distinct plant, and forcing its way in!

From More Letters of Charles Darwin — Volume 2 by Sir Francis Darwin

We found it covered with green confervae; a double border of pistia and broad-leaved reed grasses, six to seven feet high, enclosing it all round.

From The Former Philippines thru Foreign Eyes by Austin Craig

I saw them here wading about in search of food — probably for the worms which burrow in the mud; and these latter probably feed on infusoria or confervae.

From The Voyage of the Beagle by Charles Darwin

"The majestic flow" of confervae remarked by Livingstone on the Tanganyika is beyond my comprehension, if that vast lake has no outlet at the north.

From Ismailia by Sir Samuel White Baker

Are they of the class of the ulvae, confervae, or fuci? to be welcomed as old acquaintance, or, hitherto unnoticed, to be added to the catalogue of Nature’s endless stores?

From The King's Own by Frederick Marryat

The inveterate antagonism of these black precipices to all strugglers for life is in no way more forcibly suggested than by the paucity of tufts of grass, lichens, or confervae on their outermost ledges.

From A Pair of Blue Eyes by Thomas Hardy

We entered one of these caverns to gather the confervas that were spread over the clefts and humid sides of the rock.

From Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 by Alexander von Humboldt

In a few moments the boat had glided on to a carpet of confervas and other aquatic plants, starting a few kingfishers and some snow-white herons.

From Dick Sands, the Boy Captain by Ellen E. Frewer

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