noun

• (uncountable) A placename:
• A suburban area of Greater London, in the borough of Lewisham, borough of Bromley and borough of Southwark.
• A village in South Oxfordshire district, Oxfordshire, England (OS grid ref SP7301).
• A suburb of Bridgwater, Somerset, England (OS grid ref ST3137).
• A suburb of Leamington Spa, Warwickshire, England (OS grid ref SP3364).
• A suburb of Belfast, Northern Ireland.
• A suburb of Sydney, New South Wales.
• A suburb of Melbourne, Victoria.
• A community in Frontenac County, Ontario.
• Two rivers named Sydenham River in Ontario, one flowing into Lake Huron, the other into Lake St. Clair.
• A suburb of Christchurch, New Zealand.
• A suburb of Durban, South Africa.
• A suburb of Johannesburg, South Africa.
• (countable) A habitational surname from Old English.