vertical, perpendicular, plumb mean being at right angles to a base line. vertical suggests a line or direction rising straight upward toward a zenith. perpendicular may stress the straightness of a line …

plumb verb [T] (DEEP) engineering specialized to measure how deep something is, especially water to understand or discover all about something:

1. (Building) a weight, usually of lead, suspended at the end of a line and used to determine water depth or verticality 2. (Building) the perpendicular position of a freely suspended plumb line (esp in the …

Sep 24, 2024 · In construction or carpentry, the term plumb refers to a line or feature that is perfectly vertical. In technical design, it represents an imaginary line that runs straight to the center of the …

Plumb is used to give emphasis to an adjective or verb that describes a feeling or condition.

Plumb definition: a small mass of lead or other heavy material, as that suspended by a line and used to measure the depth of water or to ascertain a vertical line.. See examples of PLUMB used in a sentence.

Nov 2, 2025 · plumb (third-person singular simple present plumbs, present participle plumbing, simple past and past participle plumbed) To determine the depth, generally of a liquid; to sound.