unable to fully metabolize lactose

(organic chemistry) 1,2-diphenylethane, an aromatic chemical compound that forms the central core of certain natural products, such as dihydrostilbenoids and isoquinoline alkaloids.

In an unfading way; eternally, immortally.

A shape composed of three equilateral triangles arranged in such a manner that a fourth triangle of identical size, but pointing the opposite direction, could fit between them.