Level 50 Level 52
Level 51

541-550


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combustion
the process of burning
component
one of the different parts that a machine or piece of equipment consists of
convey
to move someone or something from one place to another
discrete
individually separate and distinct
nucleus
the central or basic part of something
permeate
to spread or flow throughout
rotate
to move in a circle around a fixed central point, or to move something in this way
solar
relating to the sun, or coming from the sun
source
a point of origin
trigger
to make something happen; to initiate