sessile


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Related to sessile: sessile polyp, sessile lesion

sessile

 [ses´il]
not pedunculated; attached by a broad base.

ses·sile

(ses'il),
Having a broad base of attachment; not pedunculated.
[L. sessilis, low-growing, fr. sedeo, pp. sessus, to sit]

sessile

/ses·sile/ (ses´il) attached by a broad base, as opposed to being pedunculated or stalked.

sessile

(sĕs′īl′, -əl) Biology
adj.
1. Permanently attached or fixed; not free-moving: sessile marine invertebrates.
2. Stalkless and attached directly at the base: sessile leaves.

ses·sil′i·ty (sĕ-sĭl′ĭ-tē) n.

sessile

[ses′əl]
Etymology: L, sessilis, sitting
1 in biology, attached by a base rather than by a stalk or a peduncle, such as a leaf that is attached directly to its stem.
2 permanently connected.
3 in dentistry, a structure or lesion whose base is flattened and spread out over an area of tissue. Compare pedunculated.

sessile

adjective Referring to a broad base of attachment.

sessile

Medtalk adjective Referring to a broad base of attachment

ses·sile

(ses'il)
Having a broad base of attachment; not pedunculated.
[L. sessilis, low-growing, fr. sedeo, pp. sessus, to sit]

sessile

Having no stalk, flat and wide-based. Compare PEDUNCULATED.

sessile

  1. (of an organism) remaining sedentary.
  2. (of part of an organism) having no stalk.

sessile

flat, broad-based and non-pedunculated (e.g. skin lesion)

sessile

not pedunculated; attached by a broad base.

sessile oak
quercuspetraea.
sessile wart
without pedicle.
References in periodicals archive ?
4 (A and D) shows laser scanning fluorescence images for XY (top) and XZ (bottom) of sessile cells (blue) of Candida biofilms, which reveal that biofilm formation for RCa was less than that for SCa (16.
Sessile assemblages differed between boulders in the small and the large size category (Table 1), and the difference was clearly visualized from the distance of the centroids in the PCO plot (Fig.
Laminae basally 3-pinnate-pinnatisect; basal pinnae 25-40 cm long, inequilateral (prolonged basiscopically); pinnules sessile to short-stalked but not adnate; Colombia to Bolivia 23.
Profes-sor Alistair Jump, from the University of Stirling, said: "To help us predict the impacts of future extreme events, we wanted to see how long it took for beech trees to recover from extreme drought and to compare drought effects on beech with another, more drought-tolerant species, namely sessile oak.
In southern California, the intertidal and shallow subtidal portions of offshore petroleum platforms are blanketed by a variety of sessile invertebrates that includes bryozoans, sponges, tunicates, barnacles, and bivalves, particularly mussels (Mytilus spp.
In addition to planktonic HPCs, sessile HPCs were also monitored during each device trial.
Background--Biofilms are sessile communities of bacteria that have almost 1500 times more antibiotic resistance than single planktonic bacteria.
Each month, the sessile macrofauna larger than 3 mm occurring on the oyster shells in the random sample (see Oyster Data) were counted and identified to the lowest practical taxon.
Iceberg impacts cause major changes to underwater ecosystems, particularly in the shallows where frequent scouring means there are no sponges or other large sessile animals,' says Dr Smale.
A fter a few weeks they pupate and emerge as adult wasps, then flying to English or Sessile oaks to begin the complex cycle all over again.
The objective of this study was to investigate the effects of heat treatment on the physical and mechanical properties of sessile oak (Quercus petraea).
Flowers sessile, divergent and not secund; sepals ca.