noun
definition
A video, image or text spread by "word of mouth" on the internet or by e-mail for humorous, political or marketing purposes.
adjective
definition
Of or relating to a biological virus.
example
viral DNA
definition
Caused by a virus.
example
viral infection
definition
Of the nature of an informatic virus; able to spread copies of itself to other computers.
definition
Spread by word of mouth, with minimal intervention in order to create buzz and interest.
definition
(of an image, video, piece of information, etc.) circulated rapidly and widely from one Internet user to another.
Examples of viral in a Sentence
Even viral diseases have proven amenable to drug therapy over the past 20 years.
The new drugs inhibit or interfere with the viral protease.
Viral infections account for approximately 15 percent of cases.
Streamick has a wide variety of channels from around the world that can be watched live on your computer, from local and public access stations to 29 music channels, viral videos and more.
The bacterial and viral organisms that cause pneumonia, however, can be transmitted through airborne or direct contact.
Localized shadows obscuring areas of the lung may indicate a bacterial pneumonia, while streaky or patchy changes in the x-ray film may indicate viral or mycoplasma pneumonia.
According to www.medicinenet.com, The leading cause of viral pink eye--a red, inflamed eye--is a virus infection.
They are put together by Internet users just like you, or discovered from other sources before gaining viral popularity.
While different from the "viral" videos populating social video sites, professionally and semi-professionally produced videos bare the unmistakable sense of humor that the Internet is known for.
Will Ferrell has been making people laugh since his first appearance on Saturday Night Live and continues to entertain now that he has a film career and a popular viral video website.
In 2007, Will Ferrell became part of a viral video sensation, starring in the online video The Landlord.
Your vet is able to confirm or rule out that your pet has a viral respiratory infection, and he can test for the presence of other respiratory bugs.
Many dogs have achieved celebrity status on the World Wide Web through viral videos showcasing their talents.
The song became a viral hit, and has subsequently received over five million viewings.
Other lens options are Green Dragon, Goblin, Stitches, White Out and Viral.
The army has gotten a distress signal from the famed Area 51; the research facility has been shut down in the wake of a viral outbreak.
By the end of the game, I actually felt like I was prepared for a viral infestation to take place here in Seattle.
It's relatively "viral" - it's something that a gamer might send to another gamer to share enthusiasm (or scorn) for an upcoming product.
However, there are indications that viral infections or autoimmune mechanisms may be responsible for the development of biliary atresia.
This test uses fluid collected from the sac around the fetus (amniotic fluid) instead of blood to detect the viral DNA.
The doctor will begin by ruling out such other possible diagnoses as bacterial or viral infections, collagen vascular disease, hypersensitivity reactions, and malignant tumors.
The test is performed by various methods in the clinical laboratory and may also be referred to as viral immunoglobulins testing.
Herpesvirus infections are among the most common viral infections in humans.
This viral invasion causes inflammation and then destruction of these nerves.
An increase in WBCs may occur in many conditions, including infection (viral, bacterial, fungal, and parasitic), allergy, leukemia, hemorrhage, traumatic tap, encephalitis, and Guillain-Barré syndrome.
For example, viral infection is usually associated with an increase in lymphocytes, while bacterial and fungal infections are associated with an increase in polymorphonuclear leukocytes (neutrophils).
Viral croup is caused by a viral infection in the trachea and larynx.
Spasmodic croup can sometimes be difficult to differentiate from viral croup.
Although spasmodic croup is associated with the same viruses that cause viral croup, spasmodic croup tends to recur and may be an indication of some type of allergic reaction instead of a direct infection.
Croup is most commonly brought on by a viral infection.
Sore throat may be caused by either viral or bacterial infections or environmental conditions.
Forty percent of the time that children are taken to the doctor with a sore throat, the sore throat is diagnosed as viral.
Cold symptoms usually accompany a viral sore throat.
One other common cause of a viral sore throat is mononucleosis.
Sore throat caused by a viral infection generally clears up on its own within one week with no complications.
Viral sore throats usually resolve themselves fairly quickly although they may be very uncomfortable.
Antibiotic therapy is not useful in viral illness.
Unfortunately during this early stage, a doctor cannot tell this illness from any other illness, such as a viral infection like influenza.
Fevers are primarily caused by viral or bacterial infections, such as pneumonia or influenza.
In addition, they may be triggered by emotional stress; nutritional deficiencies of iron, folic acid, or vitamin B12; menstrual periods; food allergies; or viral infections.
Environmental factors associated with schizophrenia include birth complications, viral infections during infancy, and head injuries in childhood.
Meningitis is usually the result of a viral or bacterial infection.
Most cases of viral meningitis are caused by enteroviruses (viruses that typically cause stomach flu).
Mumps is a relatively mild short-term viral infection of the salivary glands that usually occurs during childhood.
With so many people vaccinated as of the early 2000s, a case of mumps must be properly diagnosed in the event the salivary glands are swollen for reasons other than viral infection.
Although NEC was not as of 2004 fully understood, it is thought that it results from a bacterial or viral invasion of damaged intestinal tissues.
Conjunctivitis may be caused by a viral infection, such as a cold; acute respiratory infection; or other disease such as measles, herpes simplex, or herpes zoster.
Viral conjunctivitis caused by herpes simplex should be referred to an ophthalmologist.
Hepatitis-An inflammation of the liver, with accompanying liver cell damage or cell death, caused most frequently by viral infection, but also by certain drugs, chemicals, or poisons.
The protection from bacterial and viral infections provided by vaccines preserves the infant's immune systems to fight off other infections.