fistuliform

English

Etymology

From fistula +‎ -form.

Adjective

fistuliform (comparative more fistuliform, superlative most fistuliform)

1. (archaic, rare) Shaped like a fistular or pipe; having a tubular shape
   • 1816, William Phillips, An Elementary Introduction to the Knowledge of Mineralogy:

     Stalactites and iron pyrites occur fistuliform.

References

• “fistuliform”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.