n. The act of making or the process of becoming solid, firm, or stable; the act of forming into a more firm or compact mass, body, or system.n. The act of bringing together and uniting several particulars, details, or parts into one body or whole.n. The act of confirming or ratifying; confirmation; ratification.n. In civil law, the uniting of the possession or profit of land with the property.n. In Scots feudal law, the reunion of the property with the superiority, after they have been feudally disjoined.n. In botany, same as adnation.n. In geology, the mechanical process by which separated parts of a rock are brought closer together through pressure.n. In finance, the combining of two or more sources of revenue into a common fund, or of varied forms of public indebtedness into a stock bearing interest at a uniform rate.