IPA: /ˈfɪstjʊləs/
KK: /ˈfɪstjələs/
Having a tubular shape or structure, similar to a pipe or hollow tube.
The plant's leaves were fistulous, resembling hollow tubes.
Fistulous → It is derived from the Latin word "fistula" (meaning pipe or tube) combined with the suffix "-ous" (meaning full of or having the quality of). The word "fistulous" describes something that is tube-like or hollow, resembling a pipe.
Think of a 'pipe' ('fistula') when you hear 'fistulous' — it helps you remember that it refers to something that is hollow or tube-like.