Eco

/ˈiːkəʊ/ adj, name, noun

adj, name, noun ·Uncommon ·Advanced level

Meaning at a glance

  • Primary sense: A proposed name for the common currency that the West African Monetary Zone plans to introduce in the framework of the Economic Community of West African States.
  • Grammar: eco is listed as adj, name, noun.
  • Nearest alternatives: eco-prefix, ecological metric, ecological prefix, ecology.
  • Useful contrasts: harmful, noneco prefix, nonenvironmental prefix.
  • Usage evidence: Umberto Eco is a thinker who has written extensively on semiology.

How to use "eco"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "eco" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "eco" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "eco" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "eco" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "eco" is acting as adj, name, noun in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "eco-prefix" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "eco", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    A proposed name for the common currency that the West African Monetary Zone plans to introduce in the framework of the Economic Community of West African States.
  2. 2
    Abbreviation of engine cutoff. US, abbreviation, alt-of, countable, uncountable
  3. 3
    Initialism of eternally collapsing object, a type of black hole replacement, to avoid having gravitational singularities. abbreviation, alt-of, countable, initialism, uncountable
Adjective
  1. 1
    Clipping of ecological: environmentally friendly or sensitive. abbreviation, alt-of, clipping

    "Except that the smart eco (and fiscal) thing to do is to wait until your current appliance has reached its break-even point […]"

  2. 2
    Clipping of economy (“affording economical use, e.g. of an appliance”). abbreviation, alt-of, clipping

    "This vacuum cleaner has an eco setting which preserves battery life."

Proper Noun
  1. 1
    Initialism of Energy Company Obligation. abbreviation, alt-of, initialism

Synonyms

All synonyms
eco-prefixecological metricecological prefixecologyenvironmentalenvironmental prefix

Antonyms

harmfulnoneco prefixnonenvironmental prefixpolluting

Example

"Umberto Eco is a thinker who has written extensively on semiology."

Common questions

What does "eco" mean?

A proposed name for the common currency that the West African Monetary Zone plans to introduce in the framework of the Economic Community of West African States.

What is a synonym for "eco"?

Common synonyms include: eco-prefix, ecological metric, ecological prefix, ecology, environmental, environmental prefix.

How do you use "eco" in a sentence?

Umberto Eco is a thinker who has written extensively on semiology.

How do you pronounce "eco"?

Pronounced /ˈiːkəʊ/.

Etymology

Etymology 1

By clipping.

Etymology 2

From ECOWAS, the Economic Community of West African States, who propose to use the currency.

More for "eco"