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.
Related to a foundation. base, or basis; serving as a foundation.
essential; extremely important
To make gravy.
Unearned gain.
Sauce used for pasta.
A dark savoury sauce prepared from stock and usually meat juices; brown gravy.
Extra benefit.
Curry sauce.
A pale sauce prepared from a roux with meat fat; a type of béchamel sauce.