Look up: plankton

1. 
   plankton
   n. Very small, free-floating organisms of the ocean or other aquatic systems, including phytoplankton, which produce their own nutrients through photosynthesis, or zooplankton, which get their nutrients from organisms.
   Found on http://www.ucmp.berkeley.edu/glossary/gl
   
   
2. 
   Plankton
   Plankton is minute plant and animal organisms found in water. It is a source of food for many fish and whales.
   Found on http://www.encyclo.co.uk/nol.php
   
   
3. 
   Plankton
   Tiny plants and animals that live in water.
   Found on http://www.epa.gov/OCEPAterms/
   
   
4. 
   Plankton
   Organisms living suspended in the water column and incapable of moving against water currents
   Found on http://life.bio.sunysb.edu/marinebio/glo
   
   
5. 
   Plankton
   organisms that drift about in the ocean that are usually minute.
   Found on http://www.coralrealm.com/viewpage.asp?p
   
   
6. 
   plankton
   Passively floating or weakly motile aquatic plants ( phytoplankton) and animals (zooplankton ).
   Found on http://cdiac.ornl.gov/glossary.html
   
   
7. 
   Plankton
   Organisms existing floating or suspended freely in a body of water.
   Found on http://www.pestmanagement.co.uk/lib/glos
   
   
8. 
   plankton
   [n] - the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water
   Found on http://www.webdictionary.co.uk/definitio
   
   
9. 
   Plankton
   are free floating minute plants or animals in the sea, lakes or rivers. The plant forms photosynthesise (above), supplying food for all the sea food chains. They are also said to be responsible for one quarter of Europe`s acid rain (above) due to their production of dimethyl sulphide which converts to sulphur dioxide and then sulphuric ...
   Found on http://www.epaw.co.uk/EPT/glossary.html
   
   
10. 
    Plankton
    Plank'ton (plănk'tŏn) noun [ New Latin , from Greek plagto`n , neut. of plagto`s wandering, pla`zesqai to wander.] (Biol.) All the animals and plants, taken collectively, which live at or near the surface of salt or fresh waters. -- Plank*ton'ic adjective
    Found on http://www.encyclo.co.uk/webster/P/100
    
    
11. 
    plankton
    <marine biology> Small (often microscopic) plants and animals floating, drifting or weakly swimming in bodies of fresh or salt water. ... (31 Dec 1997) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
12. 
    plankton
    noun the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
13. 
    Plankton
    `This article is about the real-life under-sea organisms. For the character in the show SpongeBob SquarePants, see Plankton (SpongeBob SquarePants)` `Plankton` are any drifting organism that inhabits the pelagic zone of oceans, seas, or bodies of fresh water. It is a description of life-style rather than a genetic classification. They are widely considered to be some of the most important organisms on Earth, due to the food supply they provide...
    Found on http://en.wikipedia.org/wiki/Plankton
    
    
14. 
    Plankton
    • (n.) All the animals and plants, taken collectively, which live at or near the surface of salt or fresh waters.
    Found on http://thinkexist.com/dictionary/meaning
    
    
15. 
    plankton
    marine and freshwater organisms, which, because they are nonmotile or because they are too small or too weak to swim against the current, exist in a ... [11 related articles]
    Found on http://www.britannica.com/eb/a-z/p/76
    
    
16. 
    plankton
    plankton 1. Those organisms that are unable to maintain their position or distribution independent of the movement of water or air masses. 2. A collective term for the wide variety of plant and animal organisms, often microscopic in size, that float or drift freely in water because they have little or no ability to determine their own movement; found worl...
    Found on http://www.wordinfo.info/words/index/inf
    
    
17. 
    plankton
    A general term for many floating marine forms, mostly of microscopic or minute size, which are moved passively by winds, waves, tides, or currents; it includes diatoms, algae, copepods, and many protozoans, crustacea, mollusks, and worms. [G. planktos, wandering]
    Found on
    
    
18. 
    Plankton
    Minute plant (phytoplankton) and animal organisms (zooplankton) that are found in aquatic ecosystems.
    Found on http://www.physicalgeography.net/physgeo
    
    
19. 
    plankton
    All the very small floating or drifting life of the ocean, especially that near the surface. There are two main kinds of plankton: phytoplankton), which comprises the floating plants such as diatoms and dinoflagellates; and zooplankton, which are floating animals such as radiolarians, plus the larva...
    Found on http://www.daviddarling.info/encyclopedi
    
    
20. 
    Plankton
    small aquatic organisms whose direction is controlled by water movements. Plankton may be able to swim by means of flagella or other appendages, but they are not strong enough to swim against a current.
    Found on http://www.coml.org/edu/glossary/g1.htm
    
    
21. 
    plankton
    plankton: see marine biology.
    Found on http://www.infoplease.com/ce6/sci/A09175
    
    
22. 
    Plankton
    Aquatic organisms that drift, or swim weakly.
    Found on http://geology.er.usgs.gov/paleo/glossar