open
open /ˈoʊpən/
adjective
-
()
Affording unobstructed entrance and exit; not shut or closed
(
unfastened
, open
)
affording unobstructed entrance and exit; not shut or closed
An open door
an open door
They left the door open
they left the door open
-
()
Affording free passage or access
(
open
)
affording free passage or access
Open drains
open drains
The road is open to traffic
the road is open to traffic
Open ranks
open ranks
-
()
With no protection or shield
(
exposed
, open
)
with no protection or shield
The exposed northeast frontier
the exposed northeast frontier
Open to the weather
open to the weather
An open wound
an open wound
-
()
Open to or in view of all
(
open
)
open to or in view of all
An open protest
an open protest
An open letter to the editor
an open letter to the editor
-
()
Not having been filled
(
open
)
not having been filled
The job is still open
the job is still open
-
()
Used of mouth or eyes
(
opened
, open
)
used of mouth or eyes
Keep your eyes open
keep your eyes open
His mouth slightly opened
his mouth slightly opened
-
()
Accessible to all
(
open
)
accessible to all
Open season
open season
An open economy
an open economy
-
()
Having no protecting cover or enclosure
(
open
)
having no protecting cover or enclosure
An open boat
an open boat
An open fire
an open fire
Open sports cars
open sports cars
-
()
(of textures) full of small openings or gaps
(
loose
, open
)
(of textures) full of small openings or gaps
An open texture
an open texture
A loose weave
a loose weave
-
()
Not defended or capable of being defended
(
assailable
, undefendable
, undefended
, open
)
not defended or capable of being defended
An open city
an open city
Open to attack
open to attack
-
()
Without undue constriction as from e.g. tenseness or inhibition
(
open
)
without undue constriction as from e.g. tenseness or inhibition
The clarity and resonance of an open tone
the clarity and resonance of an open tone
Her natural and open response
her natural and open response
-
()
(set theory) of an interval that contains neither of its endpoints
(
open
)
(set theory) of an interval that contains neither of its endpoints
-
()
Not sealed or having been unsealed
(
opened
, open
)
not sealed or having been unsealed
The letter was already open
the letter was already open
The opened package lay on the table
the opened package lay on the table
-
()
Not brought to a conclusion; subject to further thought
(
undecided
, undetermined
, unresolved
, open
)
not brought to a conclusion; subject to further thought
An open question
an open question
Our position on this bill is still undecided
our position on this bill is still undecided
Our lawsuit is still undetermined
our lawsuit is still undetermined
-
Ready for business
(
open
)
ready for business
The stores are open
the stores are open
-
Openly straightforward and direct without reserve or secretiveness
(
candid
, heart-to-heart
, open
)
openly straightforward and direct without reserve or secretiveness
His candid eyes
his candid eyes
An open and trusting nature
an open and trusting nature
A heart-to-heart talk
a heart-to-heart talk
-
Affording free passage or view
(
open
, clear
)
affording free passage or view
A clear view
a clear view
A clear path to victory
a clear path to victory
Open waters
open waters
The open countryside
the open countryside
-
Open and observable; not secret or hidden
(
open
, overt
)
open and observable; not secret or hidden
An overt lie
an overt lie
Overt hostility
overt hostility
Overt intelligence gathering
overt intelligence gathering
Open ballots
open ballots
-
Ready or willing to receive favorably
(
open
, receptive
)
ready or willing to receive favorably
Receptive to the proposals
receptive to the proposals
-
Possibly accepting or permitting
(
open
, subject
, capable
)
possibly accepting or permitting
A passage capable of misinterpretation
a passage capable of misinterpretation
Open to interpretation
open to interpretation
An issue open to question
an issue open to question
The time is fixed by the director and players and therefore subject to much variation
the time is fixed by the director and players and therefore subject to much variation
-
Not requiring union membership
(
open
)
not requiring union membership
An open shop employs nonunion workers
an open shop employs nonunion workers
noun
-
()
Where the air is unconfined
(
open air
, outdoors
, open
, out-of-doors
)
where the air is unconfined
He wanted to get outdoors a little
he wanted to get outdoors a little
The concert was held in the open air
the concert was held in the open air
Camping in the open
camping in the open
-
()
A clear or unobstructed space or expanse of land or water
(
clear
, open
)
a clear or unobstructed space or expanse of land or water
Finally broke out of the forest into the open
finally broke out of the forest into the open
-
Information that has become public
(
open
, surface
)
information that has become public
All the reports were out in the open
all the reports were out in the open
The facts had been brought to the surface
the facts had been brought to the surface
-
A tournament in which both professionals and amateurs may play
(
open
)
a tournament in which both professionals and amateurs may play
verb
-
()
Cause to open or to become open
(
open up
, open
)
cause to open or to become open
Mary opened the car door
Mary opened the car door
-
()
Start to operate or function or cause to start operating or functioning
(
open up
, open
)
start to operate or function or cause to start operating or functioning
Open a business
open a business
-
()
Become open
(
open up
, open
)
become open
The door opened
The door opened
-
()
Begin or set in action, of meetings, speeches, recitals, etc.
(
open
)
begin or set in action, of meetings, speeches, recitals, etc.
He opened the meeting with a long speech
He opened the meeting with a long speech
-
()
Make available
(
open up
, open
)
make available
This opens up new possibilities
This opens up new possibilities
-
()
Spread out or open from a closed or folded state
(
spread out
, unfold
, open
, spread
)
spread out or open from a closed or folded state
Open the map
open the map
Spread your arms
spread your arms
-
()
Become available
(
open
, open up
)
become available
An opportunity opened up
an opportunity opened up
-
()
(chess) make the opening move
(
open
)
(chess) make the opening move
Kasparov opened with a standard opening
Kasparov opened with a standard opening
-
()
Have an opening, passage or outlet
(
open
)
have an opening, passage or outlet
The bedrooms open into the hall
The bedrooms open into the hall
-
Display the contents of a file or start an application as on a computer
(
open
)
display the contents of a file or start an application as on a computer
-
Afford access to
(
afford
, give
, open
)
afford access to
The door opens to the patio
the door opens to the patio
The French doors give onto a terrace
The French doors give onto a terrace