taxis vs surgical operation

taxis and surgical operation both are nouns.

Word	Noun	Adjective	Verb	Adverb
taxis	Yes	No	No	No
surgical operation	Yes	No	No	No

As nouns, surgical operation is a hypernym of taxis; that is, surgical operation is a word with a broader meaning than taxis:

taxis: the surgical procedure of manually restoring a displaced body part
surgical operation: a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body

Other hypernyms of taxis include operation, surgery, surgical procedure, surgical process.

taxis (noun)	surgical operation (noun)
a locomotor response toward or away from an external stimulus by a motile (and usually simple) organism	a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body
the surgical procedure of manually restoring a displaced body part