Definition of "oca" [‖O•ca]

• A perennial plant (Oxalis tuberosa) of the high Andes, grown for its edible tubers. (noun)
• The tubers of this plant. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Stevenson ( "Travels in South America," vol. ii., p. 55) says, a root called the oca is cultivated in several of the colder provinces of"
• ""oca," Guapo had gathered a bunch of the roots, and placed them on the back of his llama."
• "Native to the Andean Highlands of South America and discovered around the same time as the potato, oca, pronounced "oh-KAH" is of the genus Oxalis tuberosa and considered to be one of the lost crops of the ancient Incas."