glycerinated tincture

glyc·er·in·at·ed tinc·ture

a tincture made with diluted alcohol to which glycerin is added to facilitate the extraction or to preserve the preparation.

glyc·er·in·at·ed tinc·ture

(glisĕr-i-nātĕd tingkshŭr)
Tincture made with diluted alcohol to which glycerin is added to facilitate extraction or to preserve preparation.