silures is a form of:

Officinal



adjective
1.
(វេជ្ជសាស្ត្រ) នៃឱសថស្ថាន, តាមសៀវភៅពេទ្យ
ENGLISH MEANING
adjective
1.
Used in a shop, or belonging to it.
2.
Kept in stock by apothecaries; -- said of such drugs and medicines as may be obtained without special preparation or compounding; not magistral.