"gauge" - key terms from Wikipedia

american wire gauge
break of gauge
broad gauge
broad gauge	locomotives
capacity gauge
dance gauge
drive gauge
dual gauge
fuel gauge
gauge
gauge	boson
gauge	bosons
gauge	conversion
gauge	coupling
gauge	drill bits
gauge	factor
gauge	field
gauge	fixing
gauge	group
gauge	invariance
gauge	invariant
gauge	pressure
gauge	shotgun
gauge	symmetry
gauge	theory
gauge	transformation
gauge	transformations
ionization gauge
loading gauge
mcleod gauge
metre gauge
mm gauge
narrow gauge
narrow gauge	engines
needle gauge
number gauge
rail gauge
rain gauge
russian gauge
shotgun gauge
soul gauge
special gauge
standard gauge
strain gauge
super combo gauge
tipping bucket rain gauge
track gauge
turbo gauge
vacuum gauge
wire gauge