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| a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S. |
| given to using long words. |
penetrometer pen·e·trom·e·ter (pěn'ĭ-trŏm'ĭ-tər) or pen·e·tram·e·ter (-trām'ĭ-tər)
n.
A device for measuring penetrating power of radiation, especially x-rays.
A device for measuring the penetrability of semisolids.
penetrometer (pěn'ĭ-trŏm'ĭ-tər) also penetrameter (pěn'ĭ-trŏm'ĭ-tər) Pronunciation Key
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