Definition of trachytic in English:

trachytic

adjective

Geology
  • Relating to or denoting a rock texture (characteristic of trachyte) in which crystals show parallel alignment due to liquid flow.

    • ‘The field relationships and geochemistry is described in detail by Fumes & Lippard, who differentiated a lower body of brecciated flow-banded and ‘flow-folded’ trachytic lava, interlayered with microgabbro.’
    • ‘They consist of intrusive materials (phonolitic domes, trachytic dykes, small syenitic bodies), breccias, tuffs and massive peripheral lava flows.’
    • ‘Influx of trachytic volcanic rock fragments in the Albian may derive from inlra-platc volcanism related to extension.’

Pronunciation:

trachytic

/trəˈkɪtɪk/