1. Plural of chinone; organic compounds containing a six-membered aromatic ring with two ketone groups in the 1,4-positions (para-quinones) or 1,2-positions (ortho-quinones).
Usage: chemistry; technical term; primarily used in scientific and academic contexts

Examples

• Chinones are important intermediates in organic synthesis and industrial chemistry.
• The researcher studied the properties of various chinones in the laboratory.
• Chinones can be reduced to hydroquinones under appropriate conditions.
• Many natural products contain chinone functional groups.
• The oxidation of hydroquinones produces chinones as products.