n. The act of adjusting; a making fit or conformable; the act of adapting to a given purpose; orderly regulation or arrangement: as, the adjustment of the parts of a watch.n. The state of being adjusted; a condition of adaptation; orderly relation of parts or elements.n. That which serves to adjust or adapt one thing to another or to a particular service: as, the adjustments of constitutional government, of a microscope, a timepiece, etc.n. The act of settling or arranging, as a difference or dispute; settlement; arrangement.n. In marine insurance, the act of settling and ascertaining the amount of indemnity which the party insured is entitled to receive under the policy after all proper allowances and deductions have been made, and the settling of the proportion of that indemnity which each underwriter is liable to bear.n. In an exacter sense than 2, the operation of modifying the relations between a set of things or other objects so as to make these relations conform to some requirement, especially so as to bring them into conformity with relations between elements of a plan or purpose.n. Specifically, the modification of a set of statements so as to bring them into harmony with one another and with some proposition treated as absolutely true.n. In biology, a change which is brought about in a living being by its own activity and is not transmitted to descendants, as contrasted with a change which is congenital and hereditary; an acquired character.n. The term is used in two senses: for methods in which the observer himself varies a given stimulus until it appears equal to a second, constant stimulus, for example, Fechner's method of average error (see method);n. for methods in which a variable stimulus is adjusted, whether by experimenter or observer, to the required relation to a constant stimulus, for example, Wundt's method of minimal changes (see method).