English Meaning & Definitions
Originating, existing, or occurring outside the Earth or its atmosphere.
- “Astronomers are constantly scanning the stars for signs of extraterrestrial intelligence.”
- “The meteorite contained organic compounds of extraterrestrial origin.”
A hypothetical or fictional being from another world; an alien.
- “In many science fiction novels, extraterrestrials are depicted as having advanced technology.”
- “The witness claimed to have seen a glowing craft piloted by extraterrestrials.”
English Synonyms & Near Equivalents
English Antonyms & Opposites
Comprehensive Thesaurus Breakdown
Compare formal, informal, literary synonyms and register nuances for “extraterrestrial”.
Originates from the Latin 'extra' (outside, beyond) and 'terrestris' (belonging to the earth, from 'terra' meaning earth). The term emerged in the mid-19th century to describe phenomena or beings originating outside the limits of the Earth or its atmosphere.
Break it down: 'Extra' (outside) + 'Terrestrial' (Earth). It literally means 'outside Earth'.
Frequently Asked Questions About “extraterrestrial”
1. What is the meaning of “extraterrestrial” in English?
In English, extraterrestrial (adjective) is defined as: “Originating, existing, or occurring outside the Earth or its atmosphere.”.
2. How do you use “extraterrestrial” in a sentence?
“Astronomers are constantly scanning the stars for signs of extraterrestrial intelligence.”
3. What are English synonyms of “extraterrestrial”?
4. What is the etymology and word origin of “extraterrestrial”?
Originates from the Latin 'extra' (outside, beyond) and 'terrestris' (belonging to the earth, from 'terra' meaning earth). The term emerged in the mid-19th century to describe phenomena or beings originating outside the limits of the Earth or its atmosphere.
🇬🇧More English Words to English
View all English words →The base unit of time in the International System of Units (SI), equal to the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom.
A specific duration of time equal to one hour and forty-six minutes and twelve seconds.
The cardinal number equal to one thousand million (1,000,000,000), expressed in scientific notation as 10^9.
A specific duration of time equivalent to one hour and forty-six minutes.