20-letter words containing p, a, r, d, i, g
- temperature gradient — rate of change of temperature with distance.
- the (great) pyramids — the three large pyramids at Gîza, Egypt: the largest is the Pyramid of Khufu
- the hearing impaired — people whose hearing is partially defective
- to spread your wings — If you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience.
- tubing head pressure — The tubing head pressure is the pressure on the tubing, which is measured at the wellhead.
- video graphics array — (hardware) (VGA) A display standard for IBM PCs, with 640 x 480 pixels in 16 colours and a 4:3 aspect ratio. There is also a text mode with 720 x 400 pixels. IBM technical references define the *product name* of their original VGA display board as "Video Graphics Array", in contrast to the preceding boards, the "Color Graphics Adapter" (CGA) and "Enhanced Graphics Adapter" (EGA). See also Super Video Graphics Adapter.
- working-capital fund — a fund established to finance operating activities in an industrial enterprise.