We found 3 dictionaries that define the word disk harrows:

General (2 matching dictionaries)

1. disk harrows: Vocabulary.com
2. disk harrows: TheFreeDictionary.com

Science (1 matching dictionary)

3. Botanical Terms (No longer online)

(Note: See disk_harrow as well.)

Definitions from WordNet (disk harrow) ▸ noun:  a harrow with a series of disks set on edge at an angle ▸ Also see disk_harrow ▸ Words similar to disk harrows ▸ Usage examples for disk harrows ▸ Idioms related to disk harrows ▸ Wikipedia articles (New!) ▸ Words that often appear near disk harrows ▸ Rhymes of disk harrows ▸ Invented words related to disk harrows