The cultivation of plants within a skyscraper greenhouse or on vertically inclined surfaces.

(astronomy) A great circle on the celestial sphere, perpendicular to the horizon, that passes through the zenith and nadir

(Singapore, uncountable) A programme that aims to instill a sense of social cohesion in communities living in high-rise apartments through informal volunteerism.

(surveying) A measure of how far the direction of the local gravity field has been shifted at a certain point on the Earth by local anomalies such as nearby mountains.

(computing, typography) The vertical bar ⟨|⟩.

plural of vertical deflection

plural of vertical garden

A green wall, a wall covered by greenery.

(geometry) Any of the opposite angles formed by intersecting lines. / (geometry) The angle at the apex of an isosceles triangle or cone.

plural of vertical angle