atoll

Nghĩa (Tiếng Anh)

A type of island consisting of a ribbon reef that nearly or entirely surrounds a lagoon and supports, in most cases, one to many islets on the reef platform.

Từ đồng nghĩa

circular coral reef

lagoon island

atoll reef

Phát âm là (IPA)

/ˈætɒl/

Từ nguyên (Tiếng Anh)

Borrowed from Portuguese atol, from Dhivehi އަތޮޅު (atoḷu), possibly from Prakrit *𑀲𑀁𑀢𑀻𑀞 (*saṃtīṭha), from Sanskrit *संतीर्थ (saṃtīrtha, “level ford”). The traditional etymology from Persian آبتل (âb-tal, “water-hillock”) is unlikely.