Table of Contents
Antonyms
Synonyms
Etymology
1. underground
adjective. ['ˈʌndɝˌgraʊnd'] under the level of the ground.
Antonyms
Synonyms
Etymology
- underground (English)
- ground (English)
- grund (Old English (ca. 450-1100))
- under (English)
- under (Old English (ca. 450-1100))
2. underground
noun. ['ˈʌndɝˌgraʊnd'] an electric railway operating below the surface of the ground (usually in a city).
Synonyms
Etymology
- underground (English)
- ground (English)
- grund (Old English (ca. 450-1100))
- under (English)
- under (Old English (ca. 450-1100))
3. underground
adjective. ['ˈʌndɝˌgraʊnd'] conducted with or marked by hidden aims or methods.
Etymology
- underground (English)
- ground (English)
- grund (Old English (ca. 450-1100))
- under (English)
- under (Old English (ca. 450-1100))
4. underground
noun. ['ˈʌndɝˌgraʊnd'] a secret group organized to overthrow a government or occupation force.
Antonyms
Synonyms
Etymology
- underground (English)
- ground (English)
- grund (Old English (ca. 450-1100))
- under (English)
- under (Old English (ca. 450-1100))