| Main Entry: | dour1 |
| Part of Speech: | adj |
| Definition: | extremely serious and stern; forbidding |
| Etymology: | Latin durus 'hard' |
| Main Entry: | dour2 |
| Part of Speech: | adj |
| Definition: | gloomy, sullen |
| Etymology: | Latin durus 'hard' |
| Main Entry: | dour3 |
| Part of Speech: | adj |
| Definition: | stubborn and obstinate |
| Etymology: | Latin durus 'hard' |
| Main Entry: | dour4 |
| Part of Speech: | adj |
| Definition: | bleak and gloomy |
| Etymology: | Latin durus 'hard' |
| Usage: | meteorology |