fim·bri·a 
(fĭmbrē-ə)
(fĭmbrē-ə)n. pl. fim·bri·ae (-brē-ē′)
1. A fringelike part or structure, as at the opening of the fallopian tubes.
2. A bacterial pilus.
[Late Latin fimbria, fringe, back-formation from Latin fimbriae, threads, fringe.]
fimbri·al adj.