Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
— called also
Medieval Latin, literally, no one's son
Keep scrolling for more
Share filius nullius
Resources for filius nullius
Comments on filius nullius
What made you want to look up filius nullius? Please tell us where you read or heard it (including the quote, if possible).
esteemed in general opinion
Get Word of the Day daily email!
What did you just call me?! A Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
It relates to godfathers.
Nothing to see here.
Words from the week of 2/15/2019
Is 'orientate' a real word?
Comedian ISMO on what separates a boot from a trunk
Comedian ISMO on the complexities of the word 'tip'
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
Never be caught off guard
A quiz for lovers and haters
Listen to the words and spell through all three levels.