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Definition of tacca
tacca
/ˈtæk.ə/
tac · ca
Plural:taccas
tacca Lexical Profile
CEFR
C2
Grade
13
Tier
3
Usage
Rare
Syllables
2
• noun
1
Any tropical tuberous perennial plant of the genus Tacca (family Dioscoreaceae), native to Southeast Asia, northern Australia, and Polynesia, cultivated as an ornamental for its striking dark-purple, black, or greenish-white bat-shaped flowers surrounded by broad floral bracts and long, whisker-like trailing filaments.
2
A nutritious white starch extracted from the tubers of Tacca leontopetaloides (Polynesian arrowroot), used in traditional Pacific Island cooking as a thickener for puddings and other dishes.
Synonyms
View all synonyms for tacca• Rhymes for tacca
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Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Tacca. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/tacca