helmet-shaped
- s having the convex shape of a helmet
- On hand to approve his plea were the King of Lagos, resplendent in purple robes and a helmet-shaped crown of gold beads; turbaned Alhaji Ahmadu, leader of the Northern People's .
- There he collected some tiny animals of the sponge family (corymorpha, helmet-shaped bodies) ; ground them in a mortar until they were shapeless pulp; bolted the mess through .
- The mannequin has a helmet-shaped head containing a high-speed camera mounted behind Plexiglas.