IPA: //ˌneɪ.triˈjʊə.rɪ.tɪk//
KK: /nætrɪˈjʊərɪtɪk/
Relating to the process of excreting sodium in the urine.
The doctor prescribed a natriuretic medication to help reduce the patient's blood pressure.
A substance that helps the body get rid of sodium through urine, which can help lower blood pressure.
The doctor prescribed a natriuretic to help manage the patient's high blood pressure.
Natriuretic is formed from "natrium" (from Latin, meaning sodium) and "uretic" (from Greek "ourētikos", meaning relating to urine). The word natriuretic refers to substances that promote the excretion of sodium in urine.
Think of 'sodium' ('natrium') being related to 'urine' ('uretic') — that's why natriuretic means promoting sodium excretion in urine.
No commonly confused words.