![](http://image.absoluteastronomy.com/images//topicimages/noimage.gif)
Sessile
Encyclopedia
Sessility may refer to:
- Sessility (zoology)Sessility (zoology)In zoology, sessility is a characteristic of animals which are not able to move about. They are usually permanently attached to a solid substrate of some kind, such as a part of a plant or dead tree trunk, a rock, or the hull of a ship in the case of barnacles. Corals lay down their own...
, animals which are not able to move about - Sessility (botany)Sessility (botany)In botany, sessility is a characteristic of plants whose flowers or leaves are borne directly from the stem or peduncle, and thus lack a petiole or pedicel...
, flowers or leaves that grow directly from the stem or peduncle of a plant - Sessility (limnology)Sessility (limnology)In limnology, sessility is that quality of an organism which rests unsupported directly on a base, either attached or unattached to a substrate. It is a characteristic of vegetation which is anchored to the benthic environment. There are two families of sessile rotifers: Flosculariidae and...
, organisms anchored to the benthic environment - Sessility (medicine)Sessility (medicine)In medicine, sessility is a characteristic of tumors and polyps that lack a stalk, as opposed to those that are pedunculated....
, tumors and polyps that lack a stalk - In DislocationDislocationIn materials science, a dislocation is a crystallographic defect, or irregularity, within a crystal structure. The presence of dislocations strongly influences many of the properties of materials...
, a type of crystallographic dislocation that is not able to move in the slip plane (as opposed to glissile dislocations).