definition of
primal

[1] #1 primal s. [cardinal, central, fundamental, key] serving as an essential component; "a cardinal rule"; "the central cause of the problem"; "an example that was fundamental to the argument"; "computers are fundamental to modern industrial structure". wn

[2] #2 primal s. [aboriginal, primeval, primaeval, primordial] having existed from the beginning; in an earliest or original stage or state; "aboriginal forests"; "primal eras before the appearance of life on earth"; "the forest primeval"; "primordial matter"; "primordial forms of life". wn