What's the difference between i.e. and e.g.?
1833, in reference to the former Indian state of Madras (modern Chennai, a Tamil name), from which this type of bright-colored muslin cloth was exported. The British fort there dates from 1639; the name sometimes is said to be from Sanskrit mandra, a god of the underworld, but perhaps rather from Arabic madrasa "school" or Portuguese Madre (de Deus).