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secure

secure

318 3.2
Protected from danger or from people trying to break in
  • adjective
  • /sɪˈkjʊr/
translation icon : seguro
  • The building is equipped with a secure entrance to prevent unauthorized access.
  • safe and secure
  • secure facilities
  • secure environment

The airplane is only as secure as the weakest link.

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Examples

  • Belmarsh is the most secure prison in the country.

  • That has bought me a new and much more secure laptop and a new phone.

  • Access to a private and secure online community.

  • Our focus is on new secure forms of communication.

  • The 2020 election was the most secure election in American history.

  • The rest of you stay here and keep this fort secure.

  • Sir, when we have more news, I'll call you on a secure phone and get you updated.

    Fiction book (1994)
  • With the creation of the reservation, the tribe had a secure area in which to settle.

    Academic text (1991)
  • Use $ internationally to create a more secure, less militarized world.

    Academic text (2011)
  • Participants deposited their own completed surveys into a secure box at the booth.

    Academic text (2012)

Synonyms

safe
vssecure
1.0

Not likely to be harmed or in danger

covers the same safety but also against deliberate interference
16 3.0

Kept in a locked place so people cannot take it

is a wider term that includes locked storage as one method
unassailable
vssecure
11 8.0

So strong that no one can attack, defeat, or prove it wrong

focuses on general safety rather than absolute invulnerability
impregnable
vssecure
10 7.9

Too strong and well protected for anyone to capture or defeat

denotes protection but allows for possible breach in extreme cases
inviolable
vssecure
  • Formal
5 8.6

Too important or sacred to be broken

means being safe from harm rather than being sacred or untouchable
tamper-proof
vssecure
1 4.2

Made so people cannot open or change it without leaving a sign

means general protection rather than a built-in anti-access design
protected
vssecure
1 2.0

Kept safe from harm or danger

is the general idea of being free from danger or tampering
burglarproof
vssecure
5.2

Made to stop burglars from breaking in and stealing things

is broader, covering many threats not only unlawful entry
supersecure
vssecure
4.4

Very safe and protected from danger or theft

is similar but does not always imply extreme or total safety
as secure as Fort Knox
vssecure
  • Informal
7.3

Very safe and hard for anyone to break into or steal from

suggests protection without asserting the highest possible degree
storm-tight
vssecure
6.2

So secure that it cannot be attacked or proven wrong

means being free from danger but not necessarily totally sealed
unattackable
vssecure
8.6

Others cannot attack or harm it

is about being protected but not necessarily completely immune

Antonyms

93 1.1

Likely to cause harm to people or damage to things

23 3.5

Not safe and likely to be damaged, like a building or job

1 3.4

Not protected from danger or bad weather

Idioms

7.3

Very safe and hard for anyone to break into or steal from

How Secure

impenetrable
19 7.3
secure
318 3.2
protected
1 2.0
vulnerable
581 4.0
exposed
1 3.4

Surface Forms

secure positive
securest superlative

Etymology

The word secure comes from the Latin parts se- 'without' and cura 'care', giving the idea 'without care' or safe. So, to be secure is to be protected and not in danger.