We found 6 dictionaries that define the word internal combustion engines:

General (5 matching dictionaries)

1. internal-combustion engines, internal-combustion engines: Collins English Dictionary
2. internal combustion engines: Cambridge Advanced Learner's Dictionary
3. internal-combustion engines, internal combustion engines: Wiktionary
4. Internal combustion engines: Wikipedia, the Free Encyclopedia
5. internal-combustion engines: TheFreeDictionary.com

Computing (1 matching dictionary)

6. Internal combustion engines, internal-combustion engines: Encyclopedia

Phrases: Component parts of internal combustion engines, more... ▸ Words similar to internal combustion engines ▸ Usage examples for internal combustion engines ▸ Idioms related to internal combustion engines ▸ Wikipedia articles (New!) ▸ Words that often appear near internal combustion engines ▸ Rhymes of internal combustion engines ▸ Invented words related to internal combustion engines