As adjectives the difference between biorhythmic and birhythmic
is that biorhythmic is of or pertaining to biorhythms while birhythmic is composed of two rhythms.
biorhythmic
English
Adjective
(-)
Of or pertaining to biorhythms.
Derived terms
* biorhythmically birhythmic
English
Adjective
(-)
Composed of two rhythms