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Definition of baiji
baiji
/ˈbaɪ.dʒiː/
bai · ji
Plural:baijis
baiji Lexical Profile
CEFR
C2
Grade
11
Tier
3
Usage
Rare
• noun
1
A critically endangered and functionally extinct species of freshwater dolphin native to the Yangtze River in China, characterized by its pale blue-gray coloration, small eyes, and long, slightly upturned beak.
Example
"Extensive ecological surveys of the Yangtze River have failed to locate any surviving baijis, leading scientists to declare the species functionally extinct."
Synonyms
View all synonyms for baiji• Rhymes for baiji
• Nearby Words
Word Origin & Etymology
Borrowed from Mandarin Chinese 白鱀 (báijì), which historically translates to 'white dolphin' or refers to its pale coloration.
Cite this Entry
Wordmom. (2026). Definition of Baiji. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/baiji