Meanings

thick (with)

dark gray

uranium enrichment

thick smoke

marked

dark (color)

dark indigo

strongish

koicha

hydrogen ion concentration

enriched uranium

(of juice, etc.) "from concentrate"

photographic density

Mino paper (var. of Japanese paper)

typographic color

atmospheric concentration

blood is thicker than water

deep pink

Trollius riederianus var. japonicus (Japanese variety of the Kamchatka globeflower, Trollius riederianus)

concentration (of minerals)