present participle of cog

Initialism of center of gravity. / (nautical) Abbreviation of course over ground.

Initialism of Church of God: numerous, mostly unrelated Christian denominations.

plural of hunting cog

Alternative spelling of cogwheel

plural of cog wheel

A tooth in the larger of two geared wheels which makes its number of teeth prime to the number in the smaller wheel, thus preventing the frequent meeting of the same pairs of teeth.

(rail transport) Synonym of rack railway

plural of cog railway

(agriculture, farming) A large horizontal cogwheel turned by oxen or horses.