essential; extremely important
Related to a foundation. base, or basis; serving as a foundation.
The lowest frequency of a periodic waveform.
A main or major principle, rule, law, etc. which serves as the foundation or basis of a system; an essential part
The lowest partial of a complex tone.
Of greatest importance; primary.
Being the first in time or in history.
Being one of the pieces of meat initially separated from the carcass during butchering, prior to division into smaller cuts.
To take part in primal therapy.
A primal cut (of meat).