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calathiform

American  
[kal-uh-thuh-fawrm, kuh-lath-uh-] / ˈkæl ə θəˌfɔrm, kəˈlæθ ə- /

adjective

  1. cup-shaped; concave.


Etymology

Origin of calathiform

1875–80; calathi- (combining form of calathus ) + -form