burning

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Marked by flames or intense heat: a burning sun.
2. adj. Characterized by intense emotion; passionate: a burning desire for justice.
3. adj. Of immediate import; urgent: "the issues that seem so burning in Washington” ( John F. Kennedy).

Century Dictionary and Cyclopedia

1. n. The act or process of consuming by fire.
2. n. In metal-working, the act or process of uniting metallic surfaces by fusing them together, or by running molten metal of the same kind between them.
3. n. In ceramics, the final firing, as for glazing, fixing the colors, or the like: used somewhat loosely.
4. Scorching; hot: as, the burning sands of the Sahara.
5. Powerful; strong; vehement; ardent.
6. Causing excitement, ardor, or enthusiasm; enchaining or demanding attention.
7. Synonyms Blazing, flaming, scorching, fiery, hot.
8. n. Oxidation of iron by keeping it too long at a welding heat. Burnt iron is practically worthless, although it is sometimes used after repeated reheatings and hammerings, which partially remedy the damage.

Wiktionary

1. v. present participle of burn.
2. adj. So hot as to seem to burn (something).
3. adj. Feeling very hot.
4. adj. Feeling great passion.
5. n. A fire.

GNU Webster's 1913

1. adj. That burns; being on fire; excessively hot; fiery.
2. adj. Consuming; intense; inflaming; exciting; vehement; powerful.
3. n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated.

WordNet 3.0

1. adj. of immediate import
2. n. a process in which a substance reacts with oxygen to give heat and light
3. n. execution by electricity
4. n. a form of torture in which cigarettes or cigars or other hot implements are used to burn the victim's skin
5. n. the act of burning something
6. n. execution by fire
7. n. pain that feels hot as if it were on fire