English Reference

Word

redwood

Phoneticsred·wood, stress on the first syllable

US/ˈɹɛdˌwʊd/

UK/ɹˈɛdwʊd/

Countable noun

Definition

n. a very tall tree with reddish-brown wood that grows in the western United States. These trees are famous for being some of the oldest and largest living things on Earth.

n. a massive coniferous tree belonging to the subfamily Sequoioideae, native to coastal California and southern Oregon. Characterised by its thick, fire-resistant bark and exceptional height.

Examples

“The redwood is the tallest tree in the world.”

“Walking through the redwood forest, we felt tiny compared to the ancient trunks rising high above us.”

“Conservation efforts in the late twentieth century were vital in protecting the remaining old-growth redwood groves from the intensive logging that had decimated their original range.”

Examples

simple

“The redwood is the tallest tree in the world.”

contextual

“Walking through the redwood forest, we felt tiny compared to the ancient trunks rising high above us.”

complex

“Conservation efforts in the late twentieth century were vital in protecting the remaining old-growth redwood groves from the intensive logging that had decimated their original range.”

Real-World Examples

“The cool, wet, foggy climate of far northwestern California presents different challenges and opportunities than warmer, drier forests farther south in the redwood range.”
Phys.org 25 Aug 2026

Etymology

From red + wood.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

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
Frequent
Level
B2 · Upper Intermediate
Updated

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