Word.ws English Dictionary

Earth Day

Earth Day proper noun: april 22; Created in 1970, global day of observance of the need to protect the earth.

Proper noun

Earth Day

  1. (North-American) April 22; Created in 1970, global day of observance of the need to protect the earth.
  2. (US, obsolete) March 21st.

Noun capitalized: Earth day

Earth day (plural Earth days)

  1. A day in Earth time; the period it takes planet Earth to revolve once; a period of 24 hours.

Earth Day meaning in Tamil and Arabic

Earth Day in Tamil

நிலநாள்

Earth Day in Arabic

global day of observance of the need to protect the earth
يَوْم اَلْأَرْض yawm al-ʔarḍ

Forms of Earth Day

pluralEarth days

Questions about Earth Day

What does Earth Day mean?
Earth Day means april 22; Created in 1970, global day of observance of the need to protect the earth.
What is Earth Day in Tamil?
Earth Day in Tamil is நிலநாள். See Earth Day meaning in Tamil.
What part of speech is Earth Day?
Earth Day can be a proper noun or a noun.

Words near Earth Day in the dictionary

  1. earth chestnuts
  2. earth closet
  3. earth closets
  4. Earth current
  5. Earth currents
  6. Earth Day
  7. Earth days
  8. earth divinities
  9. earth divinity
  10. earth dog
  11. earth dogs

Source and license

Adapted from Wiktionary: Earth Day (page history and authors); Earth day (page history and authors); earth day (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “Earth Day.” Word.ws, https://word.ws/earth_day. Based on Wiktionary, CC BY-SA 4.0.