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Definition of flatback sea turtle
flatback sea turtle
Plural:flatback sea turtles
flatback sea turtle Lexical Profile
CEFR
B2
Grade
7
Tier
3
Usage
Rare
• noun
1
Australian A species of marine turtle endemic to the shallow coastal waters and sandy beaches of the Australian continental shelf, characterized by its relatively smooth, flattened shell.
Example
"Researchers tagged the female flatback sea turtle after she laid her eggs on a remote beach in Western Australia."
• Nearby Words
Word Origin & Etymology
Named for its distinctively flat, smooth shell (carapace), which distinguishes it from other marine turtle species that typically have highly domed shells.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Flatback sea turtle. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/flatback sea turtle