Built-up
adj ·Uncommon ·Advanced level
Definitions
- 1 Made of sections or layers, one on top of the other.
"Built-up weights in the wheels balance the revolving and 50 per cent of the reciprocating weight."
- 2 Having increased in size, quantity, or intensity over time; accumulated.
"The stained-glass windows were cleaned; years of built-up soil removed from the murals; the wooden pews sanded and refinished, the kneeling benches covered with soft new carpeting."
- 3 Constructed or enhanced.
"She picketed the skewbald paint with the others, then filled the coffeepot at the creek and started a fresh batch brewing on the built-up fire."
- 4 Having buildings, especially having residences and high population density.
"It was all more built-up, she claimed, more busy; and there were objects around which were new and unidentifiable."
- 5 (of an area of land) Having street lights and therefore subject to a 30 mph speed limit. British
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- 6 (of an area of land) Having specific traffic signaling and therefore usually subject to a maximum 50 km/h speed limit. Europe
"He contended that the speed limit of 80 km/h on motorways, outside a built-up area, which concerns inter alia goods vehicles did not apply to such a vehicle, which is subject to the limits relating to passenger cars."
- 1 peopled with settlers wordnet
Example
More examples"In urban planning, infill is the use of land within a built-up area for further construction."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.