To reason about or reflect on; ponder: think how complex language is.. to visualize; imagine: think what a scene it will be at the reunion.. Annual contest that challenges students ages 12 to 19 to use the internet as a collaborative interactive teaching and learning tool. To have a conscious mind to some extent of reasoning remembering experiences making rational decisions etc. see more. Discover the new think city from electric car maker think. a fun safe and urban electric car with a top speed of 110 km/h and a range of 160 km. Makers of the th!nk battery-driven car. provides information on the electric car's top speed range motor safety and company press releases. Definition of think from the merriam-webster online dictionary with audio pronunciations thesaurus word of the day and word games. Information about think in the free online english dictionary and encyclopedia.. a. to reason about or reflect on; ponder: think how complex language is.. Official site for think! road safety the campaign of uk department for transport for road safety. site includes campaigns information advice and events calendar. A think tank (or policy institute) is an organization or individual that conducts research and engages in. other think tanks are funded by governments advocacy groups or.