plural of electrophilic substitution

plural of substitution reaction

plural of string substitution

(linear algebra) A method of solving linear systems that have been transformed into row echelon form. / (combinatorics) A method of solving recurrence relations.

plural of back substitution

(Scotland) The acting sheriff in a Scottish county or city, like the sheriff-depute appointed by the Crown, but unlike the sheriff-depute forced to reside within his judicial district, and forbidden to take other employment.

(economics) a good that a consumer perceives as similar to another good, which decreases the demand for that other good

(object-oriented programming) A principle stating that any type having a subtype should be replaceable by its subtype without altering any of the desirable properties (such as correctness, task performed, etc.) of the program.