English Reference

Word

tubers

Phoneticstu·bers, stress on the first syllable

US/ˈtubɝs/

UK/tjˈuːbəz/

Countable noun

Definition

n. thick underground parts of a plant that store food and energy, like potatoes and yams. You can plant them to grow new plants.

n. swollen underground plant structures that store starch and nutrients and can grow into new plants. Typically develop from stems or roots, as in potatoes, yams, and dahlias.

Examples

“Farmers dig up tubers like potatoes in autumn.”

“She stores tubers in a cool dark cellar so the potatoes last through winter.”

“After the first frost, the gardeners lifted the dahlia tubers and wrapped them in paper to protect the dormant buds until spring planting.”

Examples

simple

“Farmers dig up tubers like potatoes in autumn.”

contextual

“She stores tubers in a cool dark cellar so the potatoes last through winter.”

complex

“After the first frost, the gardeners lifted the dahlia tubers and wrapped them in paper to protect the dormant buds until spring planting.”

Collocations

Common phrases and expressions where native English speakers use the word “tubers” in context.

Verb

01. grow from tubers

“New potato plants grow from tubers left in the soil.”

verb + prep + noun

02. harvest tubers

“We harvest tubers in autumn when the leaves turn yellow.”

verb + noun

03. peel tubers

“Wash and peel tubers before boiling or roasting them.”

verb + noun

04. plant tubers

“Farmers plant tubers in early spring to get a summer harvest.”

verb + noun

Adjective

05. edible tubers

“Many edible tubers, such as potatoes, are a staple food worldwide.”

adj + noun

06. raw tubers

“You should not eat raw tubers because they are hard to digest.”

adj + noun

07. starchy tubers

“Potatoes and yams are starchy tubers that give you long-lasting energy.”

adj + noun

Noun

08. basket of tubers

“She carried a heavy basket of tubers in from the field.”

noun + prep + noun

09. crop of tubers

“We had a healthy crop of tubers despite the drought.”

noun + prep + noun

10. sack of tubers

“He bought a large sack of tubers at the farmers' market.”

noun + prep + noun

11. dig up tubers in autumn

“We dig up tubers in autumn before the first hard frost.”

12. plant seed tubers in spring

“Most gardeners plant seed tubers in spring after the last frost.”

Related words

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Occasional
Level
B2 · Upper Intermediate
Updated

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