(organic chemistry) Any salt or ester of meconic acid

plural of meconate

(archaic) The opium poppy. / (archaic) Opium.

(rare) Of or pertaining to opium poppies (mecon).

(medicine) Of or pertaining to meconium.

(organic chemistry) A dicarboxylic acid related to pyrone found in certain poppies.

Any of several poppy-like plants of the genus Meconopsis, most of which are found in the Himalayas

(rare) One who uses or consumes opiates including heroin.

(medicine) A dark green mass, the contents of the fetal intestines during the later stages of mammalian gestation, that forms the first feces of the newborn. / (obsolete) Opium.

(zoology) A kind of gonophore produced by hydroids of the genus Gonothyraea (Campanulariidae), having tentacles, and otherwise resembling a free medusa, but remaining attached by a pedicel.