Associations to the word «Shale»

Wiktionary

SHALE, noun. A shell or husk; a cod or pod.
SHALE, noun. (geology) A fine-grained sedimentary rock of a thin, laminated, and often friable, structure.
SHALE, verb. To take off the shell or coat of.
SHALE GAS, noun. Natural gas extracted from shale.
SHALE OIL, noun. A synthetic crude oil obtained by the pyrolysis, hydrogenation, or thermal dissolution of oil shale.
SHALE OIL, noun. A crude oil obtained from low permeability petroleum-bearing formations (shales), known as tight oil.

Dictionary definition

SHALE, noun. A sedimentary rock formed by the deposition of successive layers of clay.

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.