TYROSIN n.
decomposition of proteid matter by various means, -- as by pancreatic digestion, by putrefaction as of cheese, by the action of boiling acids, etc. Chemically, it consists of oxyphenol and amidopropionic acid, and by decomposition yields oxybenzoic acid, or some other benzol derivative. [Written also tyrosine.]…
VACUUM n.
The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch. Vacuum brake, a kind of continuous brake operated by exhausting the a…
VISIBLE a.
Noticeable; apparent; open; conspicuous. Shak. The factions at court were greater, or more visible, than before. Clarendon. Visible church (Theol.), the apparent church of Christ on earth; the whole body of professed believers in Christ, as contradistinguished from the invisible, or real, church, consisting of sanctifi…