- (of type) in outline form.
- widely spaced or leaded, as printed matter.
- (of an organ pipe) not closed at the far end.
- (of a string) not stopped by a finger.
- (of a note) produced by such a pipe or string or, on a wind instrument, without the aid of a slide, key, etc.
- (of an interval) containing neither endpoint.
- (of a set) consisting of points having neighborhoods wholly contained in the set, as the set of points within a circle.
- (of a map from one topological space to another) having the property that the image of an open set is an open set.
verb (used with object)
- to recall or revoke (a judgment, decree, etc.) for the purpose of allowing further contest or delay.
- to make the first statement of (a case) to the court or jury.
verb (used without object)
- the unenclosed or unobstructed country.
- the outdoors: Vacations in the open are fine for the entire family.
- the condition of being unconcealed, recognized, or publicly known: The scandal is now out in the open.
- to become or make open.
- to expand, especially before the eye: A breathtaking panorama opened up as we reached the top of the hill.
- to achieve the initial development of: to open up a business office; to open up trade with China.
- Slang. to increase speed or the speed of (a vehicle).
Origin of open
Examples from the Web for open
When it became too crowded, they moved her into an open casket on the street.New York’s Most Tragic Ghost Loves Minimalist Swedish Fashion|Nina Strochlic|January 8, 2015|DAILY BEAST
“I have not gotten the impression that they have their minds made up or they are not open to new information,” Stammberger said.FBI Won’t Stop Blaming North Korea for Sony Hack -- Despite New Evidence|Shane Harris|December 30, 2014|DAILY BEAST
More than a few were willing to be open about their sexual, if not romantic, aspirations.The Craziest Date Night for Single Jews, Where Mistletoe Is Ditched for Shots|Emily Shire|December 26, 2014|DAILY BEAST
We know that the skies are open season for all manner of drone traffic, from missile launchers to beer droppers.
For example, if we can have open Internet, will it be censored?
The door below it was also open, and with the idea that I would surely find some one there, I walked on up the hall.In the Fog|Richard Harding Davis
When school is over, out you go with a rush, into the open air.The Child's Day|Woods Hutchinson
He closed the door noiselessly and seating himself at his desk, proceeded with slow deliberation to open his accumulated mail.Ann Arbor Tales|Karl Edwin Harriman
Quickly she touched a bell, and in the next instant the coach had stopped and the footman was at the open door.
They numbered only twenty-eight in all, and, being untrained, could have had no chance in an open fight with such opponents.The Buffalo Runners|R.M. Ballantyne
British Dictionary definitions for open
- (of a violin or guitar string) not stopped with the finger
- (of a pipe, such as an organ pipe) not closed at either end
- (of a note) played on such a string or pipe
- in operation; activean open account
- unrestricted; unlimitedopen credit; open insurance cover
- (of a goal, court, etc) unguarded or relatively unprotectedthe forward missed an open goal
- (of a stance, esp in golf) characterized by the front of the body being turned forward
- denoting a vowel pronounced with the lips relatively wide apart
- denoting a syllable that does not end in a consonant, as in pa
Derived Formsopenable, adjectiveopenly, adverbopenness, noun
Word Origin for open
Idioms and Phrases with open
In addition to the idioms beginning with open
- open and aboveboard
- open and shut
- open book
- open doors
- open fire
- open house, keep
- open mind
- open one's eyes
- open one's heart to
- open one's mouth
- open question
- open season on
- open secret
- open the door to
- open up
- open with
- keep a weather eye (open)
- keep one's eyes open
- lay open
- leave open
- leave the door open
- not open one's mouth
- out in the open
- throw open
- wide open
- with one's eyes open
- with open arms