variants: or onto-

Definition of ont- 

(Entry 1 of 2)

1 : being : existence ontology

2 : organism ontogeny

Definition of -ont (Entry 2 of 2)

: cell : organism diplont

History and Etymology for ont-

Combining form

New Latin, from Late Greek, from Greek ont-, ōn, present participle of einai to be — more at is

Noun combining form

Greek ont-, ōn, present participle

Keep scrolling for more

Learn More about ont-

Statistics for ont-

Look-up Popularity

Keep scrolling for more

More Definitions for ont-

Kids Definition of Ont.

Ontario

Comments on ont-

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

WORD OF THE DAY

to clear from alleged fault or guilt

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
True or False

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

TAKE THE QUIZ
Dictionary Devil

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!