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Etymology
, from.

Noun

 * 1) queen (insect)
 * 2) midstream
 * 3)  country of origin

Noun

 * 1) queen (insects)
 * 2) source, home (figuratively)
 * 3) mainstream (also figuratively)
 * 4) registry, record book
 * 5) nut, fastener (piece of metal)