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open

/ˈoʊ.pən/noun, verb, adjective2 syllables

Open means: open and observable; not secret or hidden.

Synonyms for open74

noun, as in where the air is unconfined

outdoors, out-of-doors, open air

noun, as in a clear or unobstructed space or expanse of land or water

noun, as in information that has become public

verb, as in spread out or open from a closed or folded state

unfold, spread, spread out

verb, as in cause to open or to become open

open up

verb, as in start to operate or function or cause to start operating or functioning

open up

verb, as in become open

open up

verb, as in make available

open up

verb, as in become available

open up

adjective, as in open and observable; not secret or hidden

overt, bald, barefaced, naked, raw, undisguised, visible, explicit, expressed, unconcealed, public

adjective, as in used of mouth or eyes

opened, agape, gaping, agaze, staring, wide-eyed, wide, yawning

adjective, as in ready or willing to receive favorably

receptive, acceptive, acceptant, admissive, assimilative, hospitable

adjective, as in affording free passage or access

opened, unstoppered, yawning, unfastened, unsealed

adjective, as in not defended or capable of being defended

assailable, undefendable, undefended, vulnerable

adjective, as in not brought to a conclusion; subject to further thought

undecided, undetermined, unresolved, unsettled

adjective, as in openly straightforward and direct without reserve or secretiveness

candid, heart-to-heart, ingenuous, artless

adjective, as in affording unobstructed entrance and exit; not shut or closed

unfastened, ajar, wide-open

adjective, as in (of textures) full of small openings or gaps

adjective, as in possibly accepting or permitting

adjective, as in with no protection or shield

adjective, as in not sealed or having been unsealed

opened, unsealed

adjective, as in affording free passage or view

clear, unobstructed

adjective, as in open to or in view of all

adjective, as in not having been filled

adjective, as in accessible to all

unrestricted

adjective, as in having no protecting cover or enclosure

unenclosed

adjective, as in without undue constriction as from e.g. tenseness or inhibition

unconstricted

adjective, as in not requiring union membership

nonunion

adjective, as in ready for business

also used for open

open-face, open-faced, free, accessible, unimpeded, raise, start, unseal

Includes material from Wiktionary, CC BY-SA 4.0.

Opposites of open

What does open mean?35

adjective

1

open and observable; not secret or hidden“an overt lie”

2

used of mouth or eyes“keep your eyes open”

3

ready or willing to receive favorably“receptive to the proposals”

4

affording free passage or access“open drains”

5

not defended or capable of being defended“an open city”

6

not brought to a conclusion; subject to further thought“an open question”

7

openly straightforward and direct without reserve or secretiveness“his candid eyes”

8

affording unobstructed entrance and exit; not shut or closed“an open door”

9

(of textures) full of small openings or gaps“an open texture”

10

possibly accepting or permitting“a passage capable of misinterpretation”

11

with no protection or shield“the exposed northeast frontier”

12

not sealed or having been unsealed“the letter was already open”

13

affording free passage or view“a clear view”

14

open to or in view of all“an open protest”

15

not having been filled“the job is still open”

16

accessible to all“open season”

17

having no protecting cover or enclosure“an open boat”

18

without undue constriction as from e.g. tenseness or inhibition“the clarity and resonance of an open tone”

19

not requiring union membership“an open shop employs nonunion workers”

20

ready for business“the stores are open”

21

(set theory) of an interval that contains neither of its endpoints

noun

1

where the air is unconfined“he wanted to get outdoors a little”

2

a clear or unobstructed space or expanse of land or water“finally broke out of the forest into the open”

3

information that has become public“all the reports were out in the open”

4

a tournament in which both professionals and amateurs may play

verb

1

spread out or open from a closed or folded state“open the map”

2

cause to open or to become open“Mary opened the car door”

3

start to operate or function or cause to start operating or functioning“open a business”

4

become open“The door opened”

5

make available“This opens up new possibilities”

6

become available“an opportunity opened up”

7

begin or set in action, of meetings, speeches, recitals, etc.“He opened the meeting with a long speech”

8

have an opening or passage or outlet“The bedrooms open into the hall”

9

make the opening move“Kasparov opened with a standard opening”

10

display the contents of a file or start an application as on a computer

Definitions from the Open English WordNet, CC BY 4.0.

What rhymes with open?1

three syllables

Show 40 near rhymes

Open in a sentence

  • Taking out a knife, he tried to open the can.CK
  • Open the cupboard to the left, the bottles are in there.Zifre
  • No matter how he tried, he could not open the door.CM
  • The little boy gazed at the huge elephant, eyes wide open.unknown
  • Its sharp claws began to open and close, open and close.unknown
  • If you push this button, the door will open.CK
  • If you touch this switch, it will open the curtains automatically.CK
  • In order to get the coconut milk, you must first crack the coconut open.jakov

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.

Forms of open

as a noun

plural
opens

as a verb

past tense
opened
present participle
opening
third-person singular
opens
past participle
opened

as a adjective

comparative
opener
superlative
openest