Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

adj. - Relying on watching or experimenting.

Usage examples (34)
  • Resolution is an important concept in observational astronomy.
  • -- Results from a long term observational study.www.
  • Researchers conducted a long-term observational study on 1,300 healthy women living in the small town of Erpe-Mere, Belgium.
  • The long-term observational study involved 130,054 men and women, 18 to 90 years old, with the majority less than 50 years old. for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.