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olfactometer

[ol-fak-tom-i-ter, ohl-]
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noun
  1. a device for estimating the keenness of the sense of smell.

Origin of olfactometer

1885–90; < Latin olfact(us) (see olfaction) + -o- + -meter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018