köken: Borrowed from Ancient Greek καθετήρ (kathetḗr, “surgical instrument for emptying the bladder”), from καθίημι (kathíēmi, “to descend, let down”) + -τήρ (-tḗr, suffix forming masculine nouns from verbs) (from Proto-Indo-European *-tḗr (suffix forming agent nouns from verbs, denoting someone or something whose role or purpose it is to perform the verb's action)).
Either of the following: * Contraction of kandililya, from now obsolete Spanish candelilla (“bougie; catheter; flexible instrument for exploring and healing the urinary tract”, literally “little candle”), according to Panganiban (1973). * Borrowed from Spanish canilla with sound shift from /n/ to /l/, from Latin cannella, diminutive of canna (“cane”), according to Cuadrado Muñiz (1972). Possible…