verb
definition
To undo the process of knowing, to lose knowledge of something.
noun
definition
A variable (usually x, y or z) whose value is to be found.
definition
Any thing, place, or situation about which nothing is known; an unknown fact or piece of information.
definition
A person of no identity; a nonentity
adjective
definition
(sometimes postpositive) Not known; unidentified; not well known.
synonyms
Examples of unknown in a Sentence
The immense, the unknown, enfolded me.
He was experiencing emotion completely unknown to him.
Good-bye, my dear fellow! and for some unknown reason tears suddenly filled his eyes.
Maybe it was the unknown that was so worrisome.
What theory and science is possible about a matter the conditions and circumstances of which are unknown and cannot be defined, especially when the strength of the acting forces cannot be ascertained?
That unknown quantity is the spirit of the army, that is to say, the greater or lesser readiness to fight and face danger felt by all the men composing an army, quite independently of whether they are, or are not, fighting under the command of a genius, in two--or three-line formation, with cudgels or with rifles that repeat thirty times a minute.
Military science, seeing in history innumerable instances of the fact that the size of any army does not coincide with its strength and that small detachments defeat larger ones, obscurely admits the existence of this unknown factor and tries to discover it--now in a geometric formation, now in the equipment employed, now, and most usually, in the genius of the commanders.
Our unknown contributions to the web site continued to methodically move forward.
Unknown to the police and the public, her prominent father was molesting her while her mother looked away.
These are immense artificial excavations of unknown date.
The unknown can be worse than reality, and she had no idea what to expect on the flight.
In nine months, we as a group, tracked an unknown number of missing children, culling out two hundred and eleven Howie attempted to locate.
The history of the city is unknown, though it is regarded as probable that it preserved its independence long after the Spaniards had taken possession of the rest of the district.
Every soldier felt glad to know that to the unknown place where he was going, many more of our men were going too.
There was now within him a judge who by some rule unknown to him decided what should or should not be done.
This little nook of Berri, this unknown Vallee Noire, this quiet and unpretentious landscape, which must be sought to find it and loved to be admired, was the sanctuary of my first and latest reveries.
To keep one another back, to breathe in that stifling atmosphere, to be unable to stir, and to await something unknown, uncomprehended, and terrible, was becoming unbearable.
So also in history what is known to us we call laws of inevitability, what is unknown we call free will.
The events of the last few days coupled with the dread of the unknown future were taking their toll.
The story was unknown to Arthur Duck, fellow of All Souls, who wrote Chicheley's life in 1617.
But just as the subject of every science is the manifestation of this unknown essence of life while that essence itself can only be the subject of metaphysics, even the manifestation of the force of free will in human beings in space, in time, and in dependence on cause forms the subject of history, while free will itself is the subject of metaphysics.
In the eyes of the Deans, it was looking more and more as if person or persons unknown did in fact take the original bones and switch them for the theatrical imitations Fitzgerald dragged out of The Lucky Pup mine.
Both Dawkins brothers were being offered excessive prices for the Lucky Pup land, from some supposedly unknown and secret purchaser.
Chimneys are unknown in the older houses; the hearth is in the centre of the chief room, and the smoke escapes through the roof.
In the vegetable gardens they found the strawberries and melons, and several other unknown but delicious fruits, of which they ate heartily.
However far he has walked, whatever strange, unknown, and dangerous places he reaches, just as a sailor is always surrounded by the same decks, masts, and rigging of his ship, so the soldier always has around him the same comrades, the same ranks, the same sergeant major Ivan Mitrich, the same company dog Jack, and the same commanders.
Every word and action of his was the manifestation of an activity unknown to him, which was his life.
And all at once it grew light in his soul and the veil that had till then concealed the unknown was lifted from his spiritual vision.
In military affairs the strength of an army is the product of its mass and some unknown x.
And from an unknown depth rose increasingly triumphant sounds.
I'll accomplish this via a blind trust so you will remain unknown, even to me.
While the killer's intentions were unknown, we knew Howie thwarted them both to their death.
If anyone knows the whereabouts of Josh, last name unknown, contact Miss Edith Plotke on 6th Street.
It visits Palestine, but is unknown in Egypt.
Except for a few species in the New Hebrides, New Caledonia and Fiji, the luminous Elateridae are unknown in the eastern hemisphere.
In every case of death from disease or unknown causes sorcery was suspected and an inquest held, at which the corpse was asked by each relative in succession the name of the murderer.
It was one of the millions of proposals, one as good as another, that could be made as long as it was quite unknown what character the war would take.
But the mysterious forces that move humanity (mysterious because the laws of their motion are unknown to us) continued to operate.
He rebuilt the cathedral of his see, and may perhaps have commissioned the unknown artist of the celebrated Bayeux tapestry.
Remains of the wild cat occur in English caverns; while from those of Ireland (where the wild species has apparently been unknown during the historic period) have been obtained jaws and teeth which it has been suggested are referable to the Egyptian rather than to the European wild cat.
The hot winds which prevail during the summer in some of the other colonies are unknown in Queensland.
Sometimes, after staying in a village parlor till the family had all retired, I have returned to the woods, and, partly with a view to the next day's dinner, spent the hours of midnight fishing from a boat by moonlight, serenaded by owls and foxes, and hearing, from time to time, the creaking note of some unknown bird close at hand.
One instance, which had occurred some twenty years before, was a movement among the peasants to emigrate to some unknown "warm rivers."
The demands of life, which had seemed to her annihilated by her father's death, all at once rose before her with a new, previously unknown force and took possession of her.
Though the condition and numbers of the French army were unknown to the Russians, as soon as that change occurred the need of attacking at once showed itself by countless signs.
Historians of the third class assume that the will of the people is transferred to historic personages conditionally, but that the conditions are unknown to us.
Abandoning the conception of cause, mathematics seeks law, that is, the property common to all unknown, infinitely small, elements.
His nurse, a Catholic, arranged with her priest for his baptism in that faith, unknown to his parents, on the 24th of June 1858.
The blue eyes -and the white coat of the kitten indicate that the Siamese breed is a semi-albino, which when adult tends towards melanism, such a combination of characters being apparently unknown in any other animal.
The road the French would take was unknown, and so the closer our troops trod on their heels the greater distance they had to cover.