ice age

noun

1

: a time of widespread glaciation

2

Ice Age : the Pleistocene glacial epoch

Examples of ice age in a Sentence

changes that occurred during the last ice age

Recent Examples on the Web

This happened despite the fact that calculations of orbital forcings, together with modeling of how carbon dioxide interferes with glacial inception, have suggested the next ice age was postponed by tens of thousands of years. — Jacek Krywko, ArsTechnica, 24 Oct. 2026

The annihilation of the megafauna reshaped carbon and methane flows; deforestation helped to postpone the next ice age; industrialization burned primeval forests. — Literary Hub, 23 Oct. 2026

Ocean iron fertilization grew from the idea that iron-rich dust blown across the oceans during past ice ages fed blooms of phytoplankton, helping to lower atmospheric CO₂. — Alec Luhn, Scientific American, 20 Oct. 2026

The road had been graded and guard-railed in the 1920s, on top of an older road that people had been walking since the last ice age, for all one can know. — James Whorton Jr, Longreads, 13 Oct. 2026

Word History

First Known Use

1855, in the meaning defined at sense 1

Rhymes for ice age

• disengage
• interstage
• macrophage
• multistage
• alienage
• assuage
• backstage
• bocage
• downstage
• engage
• enrage
• leafage

Kids Definition

ice age

noun

1

: a time of widespread glaciation

2

capitalized I&A : the most recent such period in the earth's past