captionable

caption +‎ -able

captionable (not comparable)

1. Capable of being captioned.
   • 1987, InCider, volume 5, page 134:

     You get forty captionable full-screen pictures on disk (samples shown here). Half of the pictures are automatically animated as soon as you put them on the screen. Choose from a dozen caption typestyles to give your messages variety.

   • 2013, Ian Richard Netton, Orientalism Revisited: Art, Land and Voyage, page 131:

     Since photographs exist without captions but not the reverse – namely, a caption without a photograph – whatever image is considered photographable leads to what is captionable.

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