from The Century Dictionary.
- Pertaining to or derived from the poppy.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Pertaining to, or obtained from, the poppy or opium; specif. (Chem.), designating an acid related to aconitic acid, found in opium and extracted as a white crystalline substance.
Sorry, no etymologies found.
By acting upon meconic acid with ammonia, comenamic acid is formed, and this latter, when heated with zinc dust, yields pyridine.
Concentrate the solution of meconic acid, allow a portion to crystallize, and apply tests.
_ -- Opium itself cannot be directly detected, but we test for morphine and meconic acid.
Put the meconate of lead with water into a beaker and pass hydrogen sulphide; sulphide of lead is formed, and meconic acid set free.
Second, two organic and one simpler acid -- acetic (absolute vinegar), meconic (one of the most powerful irritants which can be applied to the intestines through the bile), and sulphuric.
_papaverin_ also; while _meconin_, whose acrid properties in contact with animal tissue are similar to that of meconic acid, forms the last of the group.