topinambour

noun

top·i·nam·bour

ˌtäpəˈnamˌbu̇(ə)r

variants or less commonly topinambou

-bü

or tobinambur

ˌtäbəˈnamˌbu̇(ə)r,

ˌ⸗⸗ˌ⸗ˈ⸗

plural -s

: jerusalem artichoke

Word History

Etymology

topinambour, from French, from Portuguese tupinambor, alteration of tupinamba, short for batata tupinamba, from batata potato (from Taino) + Tapinambá Tupinamba; topinambou from obsolete French, from Portuguese tupinambo, tupinamba; tobinambur modification of American Spanish topinámbur, from Portuguese tupinambor