jameo

plural jameos

1. geographyA large hole (or sink) formed when the roofs of multiple levels of a lava-tube cave collapse, found most notably in the Canary Islands.

   […] volcanic landscape and lived underground in the many tunnels and jameos that flowing lava had created. However, when the conquerors arrived they were surprised to find a mixture of caves and clumsily constructed stone houses […]

   2004, Lucy Corne, Canary Islands, page 25

   1 more example

   [page 66:] […] lava fields there are also frequent structures such as lava channels, mounds and mega-tubes, volcanic tubes and microtubes, jameos, lava terraces, lava cascades, rafted mound, erratic block, lateral and frontal levées—initial […] [page 137:] […] lava tubes—like the several jameos of the Corona system (Tonello 2017) and those in the Timanfaya National Park (Fig. 8)—present striking analogies with collapse chains on the volcanic edifices of Arsia and Olympus Mons on Mars (Fig. 10) […]

   2019, Elena Mateo, Jesús Martínez-Frías, Juana Vegas, Lanzarote and Chinijo Islands Geopark: From Earth to Space