English to English verb
1 |
become hard or harder |  | Example: The wax hardened
source: wordnet30
2 |
make hard or harder |  | Example: The cold hardened the butter
source: wordnet30
3 |
harden by reheating and cooling in oil |  | Example: temper steel
source: wordnet30
4 |
make fit |  | Example: This trip will season even the hardiest traveller
source: wordnet30
5 |
cause to accept or become hardened to; habituate |  | Example: He was inured to the cold
source: wordnet30
6 |
To make hard or harder; to make firm or compact; to indurate; as, to harden clay or iron. |  | source: webster1913
7 |
To become hard or harder; to acquire solidity, or more compactness; as, mortar hardens by drying. |  | source: webster1913
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