We found 6 dictionaries that define the word of the first order:

General (2 matching dictionaries)

1. of the first order: Oxford Learner's Dictionaries
2. of the first order: TheFreeDictionary.com

Business (1 matching dictionary)

3. of the first order: Legal dictionary

Computing (1 matching dictionary)

4. of the first order: Encyclopedia

Medicine (1 matching dictionary)

5. of the first order: Medical dictionary

Miscellaneous (1 matching dictionary)

6. of the first order: Idioms

Phrases: equation of the first order, equations of the first order, more... ▸ Words similar to of the first order ▸ Usage examples for of the first order ▸ Idioms related to of the first order ▸ Wikipedia articles (New!) ▸ Words that often appear near of the first order ▸ Rhymes of of the first order ▸ Invented words related to of the first order