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Definition of eco
eco
/ˈiː.koʊ/
e · co
Plural:ecos
eco Lexical Profile
CEFR
B1
Grade
6
Tier
2
Usage
Top 5k
Syllables
2
eco Game Scores & Validity
Scrabble US
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Wordle Guess
• adjective
1
Not harming the natural environment; ecological or environmentally friendly.
Example
"The hotel recently switched to eco cleaning products to reduce its chemical waste."
Synonyms
View all synonyms for eco Antonyms
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1
The proposed common currency for the Economic Community of West African States (ECOWAS).
Example
"Regional leaders met to discuss the timeline for adopting the eco across member nations."
2
Ecology or environmentalism as an academic subject or movement (informal).
Example
"She became deeply interested in eco during her first year at university."
Synonyms
View all synonyms for eco• Rhymes for eco
• Nearby Words
Word Origin & Etymology
Shortened from 'ecological' or 'ecology', ultimately derived from the Ancient Greek 'oikos', meaning 'house' or 'dwelling place'.
Cite this Entry
Wordmom. (2026). Definition of Eco. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/eco