Level 48 Level 50
Level 49

521-530


10 words 0 ignored

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circulate
to move around continuously inside a system or area, or to make something do this
corrode
destroy or damage (metal, stone, or other materials) slowly by chemical action
derive
to receive or obtain something from something else
detection
the act or process of discovering, finding, or noticing something
expeditious
quick and effective
implement
to make something such as an idea, plan, system, or law start to work and be used
innovative
new, original, and advanced
installation
the process of putting a new system or piece of equipment in its place and making it ready for use
maintenance
work that is done to keep something such as a building, machine, or piece of equipment repaired and in good condition
simulation
an imitation of a real event