fusoid-ventricose

adjective1

1. •
   Having a structure which is distinctly enlarged in the middle and tapered toward both ends

   • […] sp. irregularly elliptic-oblong (angulato-ellipsoideis), 9-15 × 5-7 μ; c. fusoid-ventricose, 60-70 × 19-22 μ. — 1904