A key makes it possible to open or close a lock.
A key is an instrument that allows you to activate the mechanism to open or close a lock . The term comes from the Latin clavis . For example: "I can't find the key, I'm outside and I can't get in," "I need to make a copy of the key downstairs so my daughter can have it."
Although this is the most common use of the term, the word wrench also refers to other instruments, such as the one used to tighten or loosen nuts ( "Pass me the wrench, I can't get that nut out" ) or the one used to regulate the passage of a fluid through a conduit ( "I'm going to close the stopcock so that water stops coming out" ).
Various uses of the term key
Key is also the metal instrument used to wind watches , to fire portable firearms, to open or close the passage of air in wind musical instruments and to secure the union of two pieces. On the other hand, dentists use braces to remove teeth.
In logic and mathematics , the sign that groups different elements that make up the same series ( {} ) is known as a key.
In some wrestling disciplines, the lock is a hold that allows the opponent to be immobilized or knocked down: "The Russian fighter has prevailed after a spectacular lock that left the Frenchman out of combat."
The tool used to adjust or loosen the union of two pieces is called a wrench.
Symbolic use of the concept
Finally, it should be noted that the concept of key is used symbolically to refer to the principle or means that allows knowledge of something: "This manual is the key to make the new machine work"
The thing that serves as a defense or protection of another is even called a key: "The port is the key to the city, whoever manages to control it will be able to dominate the entire population."
Master key
A master key has certain characteristics that make it compatible with a series of locks so that several doors could be opened with just one. Some people have a key made for them, taking as an example the one they have for their house , the garage and some other room, and the locksmith can make them a key with which they could open those three doors.
Sometimes it is believed that a master key can open any door , however this is absolutely wrong, just think that if this were the case there would be no need for thieves to force the doors to enter an establishment to steal .
His appearance in dreams
In the language of dreams there are a series of keys to interpret those dreams in which keys appear as protagonists.
Broadly speaking, dreaming about a key can symbolize the desire to control situations, to access certain opportunities or to keep a certain secret hidden ; This type of dream usually occurs in highly dominant or introverted people, who want to lock away their most intimate feelings.
If in the dream , the protagonist loses the keys, it is usually interpreted as having a great fear of losing his current status because he may feel that he is losing control over his own actions or his life; It can also represent an alert to be prepared for certain negative changes that will take place in your existence.
On the other hand, if you dream that you are giving a key to another person, you may be illustrating what delegating certain responsibilities or the fear of saying something out of place that could significantly diminish your reputation does to the individual.
In any case, these interpretations are linked to the personal experience of each subject ; In many cases, people symbolize the real world differently in our rest time, so it is best to learn to read our own language and know how to give the key to our dream the explanation that most closely resembles our dream reality .