fistula
fis.tu.la \'fis(h)-ch*-l*\ \-.le-, -.li-\ n or fistulas or fis.tu.lae [ME, fr. L, pipe, fistula] pl : an abnormal passage leading from an abscess or hollow organ to the body surface or from one hollow organ to another
Webster's English Dictionaryfis.tu.la \'fis(h)-ch*-l*\ \-.le-, -.li-\ n or fistulas or fis.tu.lae [ME, fr. L, pipe, fistula] pl : an abnormal passage leading from an abscess or hollow organ to the body surface or from one hollow organ to another