English Reference

Word

armadillo

Phoneticsar·madil·lo

US/ˌɑɹməˈdɪɫoʊ/

UK/ˌɑːmɐdˈɪləʊ/

Definition

n. a small animal with a hard shell made of bony plates. It lives in warm parts of the Americas and uses its strong claws to dig.

n. a small, burrowing mammal of the family Dasypodidae, native to the Americas, characterized by a leathery skin and a bony armor.

Examples

“The armadillo dug a hole in the garden.”

“While hiking in Texas, we spotted an armadillo scurrying across the dry grass.”

“The nine-banded armadillo is unique among mammals for its ability to survive in a wide range of habitats, from dense forests to arid deserts, provided there is sufficient soil for burrowing.”

Examples

simple

“The armadillo dug a hole in the garden.”

contextual

“While hiking in Texas, we spotted an armadillo scurrying across the dry grass.”

complex

“The nine-banded armadillo is unique among mammals for its ability to survive in a wide range of habitats, from dense forests to arid deserts, provided there is sufficient soil for burrowing.”

Real-World Examples

“Giant ground sloths lived alongside glyptodonts, heavily built relatives of armadillos, as well as several groups of ungulates.”
ScienceDaily · 19 Aug 2026
“A great variety of herbivores lived on the lake's shores: giant ground sloths, glyptodonts—relatives of armadillos—and several groups of ungulates, such as astrapotheres ("lightning beasts") and toxodontids.”
Phys.org · 17 Aug 2026

Etymology

Etymology tree Proto-Indo-European *h₂er-der. Proto-Indo-European *h₂(e)rmosder. Latin arma Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Latin -ō Latin armō ▲ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātus Latin armātus Old Spanish armado Spanish armado Proto-Indo-European *-lós Proto-Italic *-elos Latin -ulus Latin -ellus Old Spanish -iello Spanish -illo Spanish armadillobor. English armadillo Borrowed from Spanish armadillo, diminutive of armado (“armored”) in reference to its protective plates.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C2 · Proficiency
Frequency
Occasional
Updated

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English Reference