archipelagic
- a relating to or part of an archipelago
an archipelagic war
archesporial
- a of or relating to the cells in a sporangium that give rise to spores
archetypal
- s representing or constituting an original type after which other similar things are patterned
archetypal patterns
archetypical
- s representing or constituting an original type after which other similar things are patterned
archiepiscopal
- a of or associated with an archbishop
an archiepiscopal see
architectural
- a of or pertaining to the art and science of architecture
architectural history
architectural design
archival
- a of or relating to or contained in or serving as an archive