Adjective
(of a problem or question) Having more constraints or causes than necessary to determine a solution or result.
(linear algebra, of a system of linear equations) Having more equations than variables.
(usually psychoanalysis) Determined by multiple causes in such a way that any of the causes on its own would be sufficient to account for the effect.
Source: en.wiktionary.orgBy introducing dummy variables characterizing these violations, the four equations become not overdetermined after all. Source: Internet
They form a significant overdetermined system of PDEs. Source: Internet
In Kleene's logic I can be interpreted as being "underdetermined", being neither true nor false, while in Priest's logic I can be interpreted as being "overdetermined", being both true and false. Source: Internet
However, an overdetermined ensemble of datum points can also be used. Source: Internet
If an overdetermined system has any solutions, necessarily some equations are linear combinations of the others. Source: Internet
Least squares can estimate an overdetermined system. Source: Internet