Definition of terrigenous in English:

terrigenous

adjective

Geology
  • (of a marine deposit) made of material eroded from the land.

    • ‘The specimen was buried by a rapid influx of terrigenous mud.’
    • ‘The bay bottom is characterized mainly by fine-grained terrigenous sediments (silt and very fine sand) with a considerable admixture of terrestrial organic matter.’
    • ‘The composition of terrigenous sedimentary rocks would merely reflect the compositional aggregate of their source areas.’
    • ‘The rocks contain abundant terrigenous clay and organic matter.’
    • ‘Vancouver Island is regarded as the source of terrigenous material of the Hoko River Formation due to its matching lithologies, close proximity, and agreement with paleocurrent directions.’

Origin

Late 17th century (in the sense ‘produced from the earth, earth-born’): from Latin terrigenus (from terra ‘earth’ + -genus ‘born’) + -ous.

Pronunciation

terrigenous

/teˈrijənəs//tɛˈrɪdʒənəs/