ReykjavikPronunciation: /ˈreɪkjəvɪk, -viːk/Definition of Reykjavik the capital of Iceland, a port on the west coast; population 119,357 (2009). Origin:from Icelandic rejkja 'smoky', referring to the steam from its many hot springsReykjavik in other Oxford dictionaries Definition of Reykjavik in the US English dictionary