A method of producing by means of electrotyping process (without etching) copperplates which can be printed from in the same manner as engraved plates.
The art or process of depositing metals by electricity; electrotypy.
hyperactively
hyperactively
adv
In a hyperactive manner.
hypervascular
hypervascular
adj
Extremely vascular; having many blood vessels.
hypervelocity
hypervelocity
adj
Having, or occurring at, extreme velocity.
noun
(astronomy) A velocity greater than escape velocity.