former island

C13066
concept

A former island is a landform that was once completely surrounded by water but has since become connected to a larger landmass or lost its insular status due to natural or human-induced changes.

All labels observed (7)

Label Occurrences
former island canonical 20
Hawaiian geological formation 1
ancient super-island 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: former island
Generated description
A former island is a landform that was once completely surrounded by water but has since become connected to a larger landmass or lost its insular status due to natural or human-induced changes.

Instances (25)

Instance Via concept surface
island of Zuid-Beveland
surface form: Zuid-Beveland
Sint Philipsland
Marken
Colaba Island
Seven Islands of Bombay former islands
Worli Island
Mazagaon Island former island of Mumbai
Little Colaba Island
Vozrozhdeniya Island
Sevan Island (now a peninsula)
surface form: Sevan Island
Walcheren Island
island of Walcheren
surface form: Walcheren
Mahim Island
Wieringen, Netherlands
surface form: Wieringen
island of Tholen
Urk
Wieringen
Old Woman’s Island
Walcheren
South Beveland
Utholm
Haddenham Hill area of the Fens island of higher ground
Jordsand (former island)
surface form: Jordsand
Maui Nui ancient super-island
Остров Возрождения бывший остров