tuber

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun a fleshy underground stem or root serving for reproductive and food storage
noun type genus of the Tuberaceae: fungi whose fruiting bodies are typically truffles

From Latin tūber (“bump, hump, swelling”).

The little party was digging tubers from the ground. — The Chessmen of Mars, Edgar Rice Burroughs
Entire provinces came in from the desert, bringing their tubers to feed on. — The Reign of Greed, José Rizal
The youth plunged supple fingers into the balmy-scented loam, among the swelling tuber forms. — The best short stories of 1920, and the yearbook of the American short story, Unknown

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