Tuberosity
/ˌtjuːbərˈɒsɪti/noun
A rounded projection or swelling, especially on a bone or plant root.
Did you know?Tuberosity comes through Latin from the same root as tuber, the word behind potatoes and truffles, so a medical “bump” and an earthy edible lump are anciently linked.
Etymological Timeline
Proto-Indo-European
PIE
*teuh₂-
“to swell, puff up”
Latin
Latin
tubera
“swelling, lump; a tuber”
Late Latin
Latin
tuberositas
“a swelling or protuberance”
14th–15th Century
French/Latin
tuberosité
“a swelling, prominence”
16th Century
English
tuberosity
“a swelling or rounded prominence, especially in anatomy”
Explore more surprising origins