from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To cover, treat or polish with graphite
- n. Alternative form of black lead.
from the GNU version of the Collaborative International Dictionary of English
- Plumbago; graphite. It leaves a blackish mark somewhat like lead. See graphite.
- transitive v. To coat or to polish with black lead (graphite).
- n. graphite or plumbago; -- so called from its leadlike appearance and streak.
from The Century Dictionary and Cyclopedia
- n. Amorphous graphite; plumbago. See graphite.
- n. A pencil made of graphite.
- To cover with plumbago or black-lead; apply black-lead to.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. used as a lubricant and as a moderator in nuclear reactors
- v. cover with graphite
Sorry, no etymologies found.
The process of electrotyping is as follows: The form is locked up very tightly, and is then coated with a surface of graphite, commonly known as blacklead, but it is a misnomer.
She came to the door in her sacking apron, a blacklead-brush in her hand, and a black smudge on her nose.
For there was, as it follows afterward, Grecian hyssop: fucous hyssop, perhaps of the colour of blacklead: Roman hyssop, and wild hyssop.
If the surface upon which it fell was first covered with blacklead, a circular spot of lead will be found on the ivory ball.
Slaveys, with clasped hands and faces pale beneath smudges of blacklead, shook in the hall or on the stairs and landing whilst Darco roared, and
The kitchen was spotlessly clean, the grate shining with blacklead.
He brought out his order book and a blacklead pencil.
They went inside, and there was such a neat kitchen, with tiles as red as tiles could be; a little dresser, with all sorts of useful things; a nice clock ticking opposite the fire-place, and a grate as bright as blacklead could make it.
This process prevents entirely the circulation of blacklead in the air, which has heretofore been so objectionable in the process of electrotyping.
A film of copper is deposited on the blacklead surface of the mould; and when this shell is sufficiently thick, it is taken from the bath, the wax removed, the shell trimmed, the back tinned, straightened, backed with an alloy of type-metal, then shaved to a thickness, and mounted on a block to make it type-high.