We found 3 dictionaries that define the word lava tubes:

General (2 matching dictionaries)

1. lava tubes: Wiktionary
2. Lava tubes: Wikipedia, the Free Encyclopedia

Computing (1 matching dictionary)

3. Lava tubes: Encyclopedia

Phrases: Jeju Volcanic Island and Lava Tubes, more... ▸ Words similar to lava tubes ▸ Usage examples for lava tubes ▸ Idioms related to lava tubes ▸ Wikipedia articles (New!) ▸ Words that often appear near lava tubes ▸ Rhymes of lava tubes ▸ Invented words related to lava tubes