a fine layer that occurs in sedimentary rocks
the flat expanded part of a foliage leaf or leaflet
either of two broad, flat plates of bone of a vertebra that is fused with and extends from the pedicle to the median line of the neural arch to form the base of the spinous process and that along with the pedicle forms the posterior part of the vertebral foramen
one of the narrow thin parallel plates of soft vascular sensitive tissue that cover the flesh within the wall of a hoof
A layer of sedimentary rock having approximately the same composition throughout.
One of several parallel horizontal layers of material arranged one on top of another.
Any of the regions of the atmosphere, such as the stratosphere, that occur as layers.
A class of society composed of people with similar social, cultural, or economic status.
A layer of vegetation, usually of similar height.
The level of accuracy of a computer's clock, relative to others on the network.
A layer of tissue.