Graphite
['græfaɪt]
Definition
(noun.) used as a lubricant and as a moderator in nuclear reactors.
Typed by Bert--From WordNet
Definition
(n.) Native carbon in hexagonal crystals, also foliated or granular massive, of black color and metallic luster, and so soft as to leave a trace on paper. It is used for pencils (improperly called lead pencils), for crucibles, and as a lubricator, etc. Often called plumbago or black lead.
Typed by Gladys
Synonyms and Synonymous
n. Plumbago, black-lead.
Edited by Edward
Examples
- We then substituted the graphite points instead of iron. Frank Lewis Dyer. Edison, His Life and Inventions.
- Carbon for commutator brushes has been superseded by graphite in some cases, the latter material being found much more advantageous, electrically. Frank Lewis Dyer. Edison, His Life and Inventions.
- This mold is coated with graphite to make it a conductor and is then suspended in a bath of copper sulphate, side by side with a slab of pure copper. Bertha M. Clark. General Science.
- Edison concentrated his powers on the investigation of this trouble, and found that the chief cause lay in the graphite. Frank Lewis Dyer. Edison, His Life and Inventions.
- In 1834 William Marr of England patented a lining for a double metallic chest, filled with non-combustible materials such as mica, or talc clay, lime, and graphite. William Henry Doolittle. Inventions in the Century.
- This scheme was objected to on the ground that particles of graphite would fill these air-spaces and cause a short-circuit. Frank Lewis Dyer. Edison, His Life and Inventions.
Inputed by Harlow