different between volcanic vs felsite

English

Etymology

From French volcanique, from volcan (“volcano”); and/or directly from volcan(o) +? -ic.

Pronunciation

• (UK) IPA^(key): /v?l?kan?k/
• Hyphenation: vol?can?ic

Adjective

volcanic (not comparable)

1. Of or pertaining to a volcano or volcanoes

   volcanic heat.

   volcanic activity.

2. Produced by a volcano, or, more generally, by igneous agencies

   volcanic tufa

   volcanic ash

3. Changed or affected by the heat of a volcano.
4. (figuratively) Reminiscent of a volcano; explosive, violent, full of suppressed anger, energy etc.
   • 2009, Diarmaid MacCulloch, A History of Christianity, Penguin 2010, p. 556:

     With that the system was complete, and ready to have its disastrous effect on Martin Luther's volcanic temper.

Hyponyms

• cryovolcanic

Derived terms

Translations

Noun

volcanic (plural volcanics)

1. A volcanic rock.

   The Ellesmere Island Volcanics are a Late Cretaceous volcanic group of volcanoes and lava flows in the Qikiqtaaluk Region of northern Ellesmere Island, Nunavut, Canada.

English

Noun

felsite (plural felsites)

1. (mineralogy) A fine grained volcanic extrusive rock, generally light in color, composed of felsic minerals.

   The buff-colored dacites of the Superstition Mountains are felsites.

2. (geology) Any light-colored volcanic rock whose true mineralogy is not yet determined.

Synonyms

• eurite

Anagrams

• fileset, lefties, liefest