- a short, thickened, fleshy part of an underground stem, as a potato: new plants develop from the buds, or eyes, that grow in the axils of the minute scale leaves of a tuber
- Anat. a tubercle or swelling
Origin of tuberL, literally , a swelling, knob, truffle from Indo-European an unverified form teubh- from base an unverified form t?u-, to swell from source thumb, Classical Latin tumere, to swell
- a. A swollen, fleshy, usually underground outgrowth of the stem or rhizome of a plant, such as the potato, bearing buds from which new plant shoots arise.b. A similar outgrowth of a plant root.
- A rounded projection or swelling; a tubercle.
Origin of tuberLatin tūber lump ; see teuə- in Indo-European roots.
From Latin tÅ«ber (“bump, hump, swelling").