Who does not communicate freely; uncommunicative or reserved
That cannot be communicated or transmitted
Concerned with the a priori or intuitive basis of knowledge, independent of experience.
That contains elements that are not algebraic.
Not algebraic (i.e., not the root of any polynomial that has positive degree and rational coefficients).
Superior; surpassing all others; extraordinary; transcendent.
Mystical or supernatural.
Any one of the three transcendental properties of being: truth, beauty or goodness, which respectively are the ideals of science, art and religion and the principal subjects of the study of logic, aesthetics and ethics.