Rating Newest Oldest. Best Answer: Girt : A timber or plate connecting the corner posts of an exterior wooden frame, as a braced frame, at a floor above the ground floor. A heavy beam, as for supporting the ends of rafters. Purlin :
Figure Ground. Definition. Figure ground is a visual relationship between foreground and background. This is important to the perception of images, as the edges form the image that we see.
Several meanings are applied to the word ground in test & measurement: 1  Signal Ground. A very low impedance return signal path to the circuit under test. 2  Earth Ground. The local zero voltage i.e. the voltage you see when connected to a metal stake in the ground or via a three pin AC power adapter. 3  Ground Reference.