IPA: /sfɪŋˈktɛrɪk/
KK: /sfin'ktərɪk/
Relating to or resembling a sphincter, which is a muscle that constricts or closes an opening in the body.
The sphincteric muscles help control the flow of urine from the bladder.
Sphincteric → It is formed from "sphincter" (from Greek "sphinkter", meaning to bind or tighten) and the suffix "-ic" (meaning pertaining to). The word "sphincteric" refers to something that is related to or characteristic of a sphincter, which is a muscle that constricts or tightens an opening.
Think of the Greek word for 'to bind' or 'tighten' when remembering that 'sphincteric' relates to muscles that constrict openings.
No commonly confused words.