Langimage
English

andesites

|an-de-sites|

C1

🇺🇸

/ˈæn.dəˌsaɪts/

🇬🇧

/ˈæn.dɪˌsaɪts/

(andesite)

gray volcanic rock

Base FormPlural
andesiteandesites
Etymology
Etymology Information

'andesite' originates from French, specifically the word 'andésite', which was named after the Andes mountains, where this rock type is common.

Historical Evolution

'andésite' was adopted into English as 'andesite' in the 19th century, and its plural form became 'andesites'.

Meaning Changes

Initially, it referred specifically to volcanic rocks found in the Andes, but now it refers to this rock type found worldwide.

Meanings by Part of Speech

Noun 1

plural form of 'andesite', a type of volcanic rock intermediate in composition between basalt and rhyolite.

The geologists collected several andesites from the mountain slope.

Synonyms

Antonyms

Last updated: 2025/08/03 03:21