Meanings

Chakravartin

watch your step

revolver

cylinder (of a revolver)

number of revolutions (i.e. as an engine speed)

automatic operation (machine)

elderly driver mark

abduction

adduction

prank

turning point

game in which one makes a big snowball by rolling it around in the snow

by the way

subversion (of the state)

metastatic lesion

advanced thermal converter reactor

returning to profit

falling to one's death

to knock down

translocation