Why Does Nebulous Mean?

Nebulous comes from the Latin nebulosus, "cloudy, misty, or foggy." Its root is nebula, which is "vapor or fog" in Latin and was adopted by astronomers in the 1700s to mean "a cloud of gas and dust in outer space."

What does the word nebulous means?

1 : of, relating to, or resembling a nebula : nebular. 2 : indistinct, vague … this nebulous thing called jazz. — Josef Woodard … the nebulous region between mere suspicion and probable cause— W. R.

What is a nebulous image?

(Thanks for the image, Wikipedia!) As beautiful as that nebula is, the word "nebulous" has a negative tone. Something nebulous is hazy, cloudy, or unclear, usually in a way that confuses or frustrates people.