11-Letter Nouns Starting With O
Here's the list of all the 514 11-Letter Nouns Starting With O in the English Language.
The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.
| Common Nouns (with Definitions and Examples) | |
|---|---|
| opportunity | 1. a possibility due to a favorable combination of circumstances More Definitions → |
| orientation | 1. the act of orienting 2. an integrated set of attitudes and beliefs More Definitions → |
| observation | 1. the act of making and recording a measurement 2. the act of observing; taking a patient look More Definitions → |
| observatory | 1. a building designed and equipped to observe astronomical phenomena 2. a structure commanding a wide view of its surroundings More Definitions → |
| overlapping | 1. covering with a design in which one element covers a part of another (as with tiles or shingles) More Definitions → |
obstruction, orthopaedic, originality, orthopedics, oscillation, objectivity, origination, officiating, obstructive, overflowing, … More Common Nouns → | |