1592953573000 1312632483000 term-58526 1747245892985 1312632553000 1747245848528 adlib fitz-online adlib-term-58526 6bf9acc6-9f72-3b84-b2db-f9673e5b018f 2 1 scope note Designates circular, elliptical, or horseshoe-shaped islands or a ring of such islands, usually formed by coral reefs and enclosing a lagoon. reference term-58434 adlib-term-58434 3894e9fa-a7ae-3edd-8aa2-7e42da1f9790 atoll V.RD.ALO.AFU.AXC.AFU.ALO.AXC.ALO.AFU 1 code V.RD.ALO.AFU.AXC.AFU.ALO.AXC.ALO.AFU 1 atolls reference term-58525 adlib-term-58525 eebf484f-4494-3794-ad8f-d3ed45d1e20c islands atolls term