DEFINITION IV. By an adequate idea, I mean an idea which, in so far as it is considered in itself, without relation to the object, has all the properties or intrinsic marks of a true idea.
IV. Ideia egokia deitzen dut, bere baitan eta objektuarekin harremanik gabe ikusten den heinean, egiazko ideiaren propietateak edo denotazio intrintseko guztiak badituen ideia.