become destroyed by water, air, or an etching chemical such as an acid; "The metal corroded"; "The pipes rusted"
cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink"
an imaginary line around the Earth forming the great circle that is equidistant from the north and south poles; "the equator is the boundary between the northern and southern hemispheres"
a circle dividing a sphere or other surface into two usually equal and symmetrical parts
furnish with a preface or introduction; "She always precedes her lectures with a joke"; "He prefaced his lecture with a critical remark about the institution"
move ahead (of others) in time or space
be the predecessor of; "Bill preceded John in the long line of Susan's husbands"
come before; "Most English adjectives precede the noun they modify"