environmentalism

British

/ ɪnˌvaɪrənˈmɛntəˌlɪzəm /

noun

psychol the belief that a person's behaviour is affected chiefly by his environment Compare hereditarianism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Instead the golden thread running through the 90-minute documentary is the King's own philosophy of "harmony", that brings together environmentalism, religion, architecture, art and design.

From BBC • Jan. 28, 2026

Filmed over seven months last year and across four continents, it charts Charles' environmentalism down the decades, alongside a history of global efforts to tackle climate change and ecological destruction.

From Barron's • Jan. 28, 2026

That’s why debris removal is moving from feel-good environmentalism to actual procurement.

From MarketWatch • Oct. 30, 2025

By contrast, Chinese companies stand to reap the benefits of their performative environmentalism.

From The Wall Street Journal • Oct. 5, 2025

But it is a very strange kind of environmentalism.

From "The Tipping Point" by Malcolm Gladwell

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023