SECRETION
Dictionary of Science, Literature and Art · 1854 · p. 29
(Lat. secretio.) The proce by which substances are separated from the blood in animals, or from the sap of vegetables. In some cases a secretion appears to be a mere separation of water, and of other substnnces held in solution by it. from the blood; but in others the proce is much more elaborate and intricate. A highly complicated glandular strue ture is requisite; and the proximate or ultimate element! [s. 1120]
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