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subsample

[noun suhb-sam-puh l; verb suhb-sam-puh l]
noun
  1. a specimen from or a small part of a sample.
verb (used with object), sub·sam·pled, sub·sam·pling.
  1. to take a subsample of.

Origin of subsample

First recorded in 1895–1900; sub- + sample
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018