veinal en · ADJ
Etymology
From vein + -al.
Meanings
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(not-comparable) Pertaining to or contained in veins, especially the veins of a leaf.
He supplemented the already-satisfying mixture with his secret touch […], which was to employ a sprinkling of Cobalt Blue, this simulating the depleted veinal blood that circulated just below the human epidermis.
2016, Alan Moore, Jerusalem, Liveright, published 2016, page 56: