sessile

sessile

sessile In zoology, describing an animal that remains fixed in one place. Sedentary animals, such as barnacles, limpets and mussels, are usually permanently attached to a surface. The term sessile is also used to describe the eyes of crustaceans that lack stalks and sit directly on the animal's head. In botany, sessile describes any structure that has no stalk (in cases where one might be expected) and grows directly from a stem.

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"sessile." World Encyclopedia. 2005. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"sessile." World Encyclopedia. 2005. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O142-sessile.html

"sessile." World Encyclopedia. 2005. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O142-sessile.html

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sessile

sessile
1. Describing animals that live permanently attached to a surface, i.e. sedentary animals. Many marine animals, e.g. sea anemones and limpets, are sessile.

2. Describing any organ that does not possess a stalk where one might be expected. For example, the leaves of the oak (Quercus robur) are attached directly to the twigs.

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"sessile." A Dictionary of Biology. 2004. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"sessile." A Dictionary of Biology. 2004. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O6-sessile.html

"sessile." A Dictionary of Biology. 2004. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O6-sessile.html

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sessile

ses·sile / ˈsesəl; -īl/ • adj. Biol. (of an organism, e.g., a barnacle) fixed in one place; immobile. ∎  (of a plant or animal structure) attached directly by its base without a stalk or peduncle: sporangia may be stalked or sessile.

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"sessile." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"sessile." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O999-sessile.html

"sessile." The Oxford Pocket Dictionary of Current English. 2009. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-sessile.html

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sessile

sessile (path.) adhering close to the surface; (nat. hist.) immediately attached to the base XVIII; sedentary XIX. — L. sessilis, f. sess-, pp. stem of sedēre SIT; see -ILE.

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T. F. HOAD. "sessile." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "sessile." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O27-sessile.html

T. F. HOAD. "sessile." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-sessile.html

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sessile

sessile
1. Lacking a stalk.

2. Attached to a substrate; non-motile. Compare sedentary.

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MICHAEL ALLABY. "sessile." A Dictionary of Ecology. 2004. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "sessile." A Dictionary of Ecology. 2004. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O14-sessile.html

MICHAEL ALLABY. "sessile." A Dictionary of Ecology. 2004. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O14-sessile.html

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sessile

sessile (se-syl) adj. (of a tumour) attached directly by its base without a stalk.

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"sessile." A Dictionary of Nursing. 2008. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"sessile." A Dictionary of Nursing. 2008. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O62-sessile.html

"sessile." A Dictionary of Nursing. 2008. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O62-sessile.html

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sessile

sessile
1. Lacking a stalk.

2. Attached to a substrate; non- motile.

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MICHAEL ALLABY. "sessile." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "sessile." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O7-sessile.html

MICHAEL ALLABY. "sessile." A Dictionary of Plant Sciences. 1998. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O7-sessile.html

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sessile

sessile
1. Lacking a stalk.

2. Attached to a substrate; non-motile.

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AILSA ALLABY and MICHAEL ALLABY. "sessile." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "sessile." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-sessile.html

AILSA ALLABY and MICHAEL ALLABY. "sessile." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-sessile.html

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sessile

sessile Attached to a substrate; nonmotile. Compare SEDENTARY.

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MICHAEL ALLABY. "sessile." A Dictionary of Zoology. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "sessile." A Dictionary of Zoology. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O8-sessile.html

MICHAEL ALLABY. "sessile." A Dictionary of Zoology. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O8-sessile.html

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Free newspaper and magazine articles

Biodiversity of sessile and motile macrofauna on intertidal oyster reefs in...
Magazine article from: Journal of Shellfish Research; 12/1/2006
Competition for space among sessile marine invertebrates: Changes in HSP70...
Magazine article from: The Biological Bulletin; 12/1/2001
Some of the properties of heat-treated sessile oak (Quercus petraea).
Magazine article from: Forest Products Journal; 8/1/2010

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