The chemistry of biofilm formation describes the initial steps prior to colonization.

A contemporary observer described its appearance in the mid-19th century, prior to its demolition:

As noted above, there is no well-supported model describing the action prior to 10 seconds or so.

This article partially describes districts prior to the 2012 redistricting.

Accompanying these volumes are prefaces that describe the history prior to the main events.

Borges described this in 1941, prior to the invention (or at least the public disclosure) of the electromagnetic digital computer.

In physical geography and the Earth sciences, in situ typically describes natural material or processes prior to transport.

The lyrics usually begin by describing the history and current condition of their relationship prior to the abduction:

Almond butter may be either raw or roasted, describing the almonds themselves prior to grinding.

She in turn described her self-perception to Asriel just prior to their joint sacrifice: