para-dichlorobenzene

or par·a·di·chlo·ro·ben·zene

[ par-uh-dahy-klawr-uh-ben-zeen, -ben-zeen, -klohr- ]

nounChemistry.
  1. a white, crystalline, volatile, water-insoluble solid, C6H4Cl2, of the benzene series, having a penetrating odor: used chiefly as a moth repellent.

Origin of para-dichlorobenzene

1
First recorded in 1875–80; para-1 + di-1 + chloro-2 + benzene
  • Also called PDB, para.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for paradichlorobenzene

paradichlorobenzene

[ păr′ə-dī-klôr′ə-bĕnzēn′ ]


  1. A white crystalline compound used as a germicide and an insecticide. Chemical formula: C6H4Cl2.

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