English Reference
Noun

redwood

n. countable
B2 Upper Intermediate US /ˈɹɛdˌwʊd/ UK /ɹˈɛdwʊd/ red·wood UK spelling redwoods

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.


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.

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

From red + wood.

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

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated