Used literally: what length. / Used literally: what duration.

Used literally: for what duration.

(botany) Tapering to a characteristically long point at its apex.

(marketing, sometimes capitalized) Sales made for less usual goods within a very large choice, which can return a profit through reduced marketing and distribution costs.

Alternative spelling of long-lost

Alternative spelling of lifelong

Alternative spelling of lifelong

A curve showing the vertical profile of a river from its head to mouth

(pharmacology) Having a pharmaceutical effect principally in the long term.

An expression of sadness and disappointment or gloom.