Hillingdon
//ˈhɪlɪŋdən// name
name ·Rare ·Advanced level
Definitions
Proper Noun
- 1 A London borough on the west side of Greater London.
- 2 A suburban area in Greater London, within the same borough (OS grid ref TQ0783).
Related phrases
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.