Definition of piston corer in English:

piston corer

Line breaks: pis¦ton corer

noun

Geology
A piston-driven cylindrical device for taking samples of material from the seabed.
More example sentences
  • A piston corer consists of a tubular barrel driven into the sediment by a large weighted head.
  • Cores were collected by piston corer, extruded in the field, and the top one or two centimeters were used for chironomid analysis.
  • The piston corer is designed to take samples from soft cohesive soils.

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Word of the day erroneous
Pronunciation: iˈrōnēəs
adjective
wrong; incorrect