- zig-zag A floor plan with 3 or more sections connected in a line bending in alternating directions.
- ziggurat A four-sided roof with at least two concentric setbacks.
- zinc A brittle silvery metal with a high resistance to corrosion.
- zinc mine A site where naturally occurring zinc ore is extracted from the earth.
- ziplining A motion ride in which a person slides along a suspended cable attached to a pulley.
- zone An unofficial but commonly recognized urban district.
- zoo A place where non-aquatic animals are kept for display or entertainment.
- zoo A campus-like area with several exhibits of live animals.
- zoo building An enclosure or shelter in a zoological park used for housing and/or displaying animals.
- zoom level The scale at which an object should ideally appear on a map for optimal viewing.
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