Definition of gaseous
- trick phrases and gaseous circumlocutions
- —Edwin Newman
a substance changing from a liquid to a gaseous state
a pompous professor known for his gaseous lectures that often put students to sleep
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gaseous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: having the form of gas
What made you want to look up gaseous? Please tell us where you read or heard it (including the quote, if possible).
Merriam-Webster's New Words Quiz—Fall 2017 Edition!
Test your vocabulary with our 10-question quiz!TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.TAKE THE QUIZ