Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

adventitiousness

noun ad·ven·ti·tious·ness \ ˌad-vən-ˈti-sh(ē-)əs-nəs , -ˌven- \

Definition of adventitiousness

plural -es
: the quality or state of being adventitious

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!
Already a subscriber? Log in.

First Known Use of adventitiousness

1794

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Seen and Heard

What made you want to look up adventitiousness? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

cerulean

play

resembling the blue of the sky

Get Word of the Day daily email!

TRENDING NOW

  1. mistrial 'a trial that terminates without a verdict'

  2. hogwash 'nonsense, balderdash'

  3. probity 'adherence to the highest principles and ideals'

  4. sequacious 'intellectually servile'

  5. inadmissible 'not capable of being allowed'

SEE ALL

BROWSE DICTIONARY

adventitiousness

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet-pasta-spelling-help
  • Which is the correct spelling?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games