We found 2 dictionaries that define the word observational research:

General (1 matching dictionary)

1. observational research: FreeDictionary.org

Business (1 matching dictionary)

2. Market Research Terms and Methodologies (No longer online)

▸ Words similar to observational research ▸ Usage examples for observational research ▸ Idioms related to observational research ▸ Wikipedia articles (New!) ▸ Words that often appear near observational research ▸ Rhymes of observational research ▸ Invented words related to observational research