rust has definitions from the fields of botany,chemistry,medicine,color
1
[ verb ] become destroyed by water, air, or an etching chemical such as an acid

Synonyms

corrode

Examples

"The metal corroded" "The pipes rusted"

Used in print

(Saturday Review...)

When the end did come , and the schools were disbanded and abandoned , we felt and hoped that the machinery of psychological_warfare would not be allowed to rust .

(The Family Handyman, 11:5...)

A coat of paste wax or a rubdown with a_piece of wax_paper will protect the polished surface of the table ; wiping with a slightly oiled cloth will discourage rusting of the column and quill .

2
[ noun ] (chemistry) the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water

Synonyms

rusting

3
[ noun ] (chemistry) a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture

Related terms

ferric_oxide goethite

4
[ noun ] (medicine) a reddish-brown discoloration of leaves and stems caused by a rust fungus

Related terms

plant_disease blister_rust

5
[ verb ] cause to deteriorate due to the action of water, air, or an acid

Synonyms

eat corrode

Examples

"The acid corroded the metal" "The steady dripping of water rusted the metal stopper in the sink"

Related terms

damage corrode corrosion

6
[ adjective ] (color) of the color of rust

Synonyms

rusty

Related terms

chromatic

7
[ verb ] become coated with oxide

Related terms

oxidate oxidize

8
[ noun ] Last name, frequency rank in the U.S. is 3101
9
[ noun ] (botany) any of various fungi causing rust disease in plants

Synonyms

rust_fungus

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