(mineralogy, gems) a diamond

confusion, traffic congestion, crowds

industrial complex

a controller (an electronic or mechanical device to control a device or system) / (sciences) an experimental control; a member of a control group

to control (something), manage

root crops (carrots, daikon, etc.)

Yukon Territory (a territory in northern Canada; capital: Whitehorse)

Baikonur (a city in Kazakhstan)

mixture; amalgam

contrast