aspheric /ə- or ā-sferˈik/ or aspherical /-i-kəl/

1. Not spherical
2. (of a surface) not forming part of a sphere

• stung
• stun grenade
• stun grenades
• stun gun
• stun guns
• stunk
• stunkard
• stunned
• stunner
• stunners
• stunning
• stunningly
• stunnings
• stuns
• stunsail
• stuns'l
• stunt
• stunted
• stuntedness
• stuntednesses
• stunting
• stuntman
• stuntmen
• stunts
• stuntwoman