- (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).
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Origin of open
synonym study for open
OTHER WORDS FROM open
Example sentences from the Web for open
While Ryan’s team had made a commitment to being open with the numbers, plans to release them publicly were accelerated by recent events.
They are scheduled to open the second round Thursday against Boston, but Nurse said his players were already having discussions about not playing.
Stellar gatherings such as the Hyades are known as open star clusters.Milky Way’s tidal forces are shredding a nearby star cluster|Ken Croswell|August 18, 2020|Science News For Students
The post How Hulu’s self-serve ad tool could open streaming’s floodgates appeared first on Digiday.How Hulu’s self-serve ad tool could open streaming’s floodgates|Tim Peterson|July 20, 2020|Digiday
However, the group of subscribers that came to the brand through the referral program still has a higher than average open rate — its average is around 40% — similar to The Daily Pnut and The Hustle.
In the 70s, this myth kept openly gay people out of teaching positions.Freaking Out About Age Gaps in Gay Relationships Is Homophobic|Samantha Allen|January 9, 2015|DAILY BEAST
The use of slurs from both characters makes it clear just how “new” the idea of an openly gay son is even in this time.‘Empire’ Review: Hip-Hop Musical Chairs with an Insane Soap Opera Twist|Judnick Mayard|January 8, 2015|DAILY BEAST
Politicians who openly associated with Duke, or his hard-core associates, did so at their own risk.
They took an anti-establishment stance to a new level, openly opposing the government.
Whether it is openly stated or not, I think everyone is wondering if they could find “the one.”The Craziest Date Night for Single Jews, Where Mistletoe Is Ditched for Shots|Emily Shire|December 26, 2014|DAILY BEAST
Seeing that this would not be conceded, he commenced to persecute Christians openly and secretly.
Heresies for which men used to be burned alive are now openly accepted by the Church.God and my Neighbour|Robert Blatchford
Never has it been so wretched, as is affirmed openly by the oldest residents here, as well as by me.
Junot and Ney were openly contemptuous, Regnier hung back, and was three weeks late in his arrangements.Napoleon's Marshals|R. P. Dunn-Pattison
Americans were frequently insulted, called cowards, and openly menaced by the insurgents.The Philippine Islands|John Foreman
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 forms of openopenable, 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