(nautical) On a chart, the vertical distance of the seabed exposed by the tide at the lowest astronomical tide

plural of height-fear

(Australia) The minimum height under a house which would allow for another residence underneath, as mandated by local council.

(printing) In typefounding, the length of a type from its face to its foot.

(Tyneside, idiomatic, literally) High up. / (Tyneside, idiomatic, figuratively) Upset, angry.

A form of danger money paid to people working at dangerously high locations.

(architecture) the difference between the height of the last usable floor and the total height of a building, especially for tall skyscrapers

(nautical, physics) The vertical distance between the metacentre and center of mass (conventionally taken to be positive when the metacentre is above the center of mass, and negative when the center of mass is above the metacentre) of a vessel (such as a ship or a boat) when the vessel is upright with zero bank angle; measures the vessel's tendency to resist being rolled from the upright orientation; must be positive in order for the vessel to have positive static stability.

plural of height above average terrain

(oceanographics, nautical) A standardized measure of trough-to-crest wave height calculated for the needs of seafarers; exact mathematical definition has varied over time and currently it is defined as four times the standard deviation of the surface elevation.