How do you spell disease in English?
noun. a disordered or incorrectly functioning organ, part, structure, or system of the body resulting from the effect of genetic or developmental errors, infection, poisons, nutritional deficiency or imbalance, toxicity, or unfavorable environmental factors; illness ; sickness; ailment.
What is a easy definition of disease?
Disease , any harmful deviation from the normal structural or functional state of an organism, generally associated with certain signs and symptoms and differing in nature from physical injury. A diseased organism commonly exhibits signs or symptoms indicative of its abnormal state.
How do you spell bacteria?
A grammar note: The word bacteria is the plural form of “bacterium” and so should be written as plural, as in “Many bacteria are harmless.”
Is dis ease a word?
Dis – ease definitions Lack of a feeling of ease ; uneasiness.
Can diseases cured?
Some diseases can be cured . Others, like hepatitis B, have no cure . The person will always have the condition, but medical treatments can help to manage the disease . Medical professionals use medicine, therapy, surgery, and other treatments to help lessen the symptoms and effects of a disease .
How do you spell serious?
Correct spelling for the English word ” serious ” is [sˈi͡əɹɪəs], [sˈiəɹɪəs], [s_ˈiə_ɹ_ɪ__ə_s] (IPA phonetic alphabet).
What are the 4 types of infections?
Types of infections Viral infections. Viruses are very tiny infectious organisms. Bacterial infections. Bacteria are single-celled microorganisms. Fungal infections . Fungi are another diverse group of organisms that can include things like yeasts and molds. Parasitic infections. Prions.
What is disease and its causes?
Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They’re normally harmless or even helpful. But under certain conditions, some organisms may cause disease . Some infectious diseases can be passed from person to person.
What is disease Class 9?
Disease . Any disturbance in the structure or function of any organ or part of body. It may be caused due to the attack of pathogens (virus, bacteria), lack of nutritious diet/balanced diet and lack of public health services. CBSE Class 9 Science Syllabus 2020-2021. Types of Disease .
What is the other name of bacteria?
A large group of microorganisms, many of which cause disease. germs. microbes. microorganisms. bacilli.
Who discovered bacteria?
Antoni van Leeuwenhoek
What is the difference between virus and bacteria?
Viruses are even smaller than bacteria and require living hosts — such as people, plants or animals — to multiply. Otherwise, they can’t survive. When a virus enters your body, it invades some of your cells and takes over the cell machinery, redirecting it to produce the virus .
What dis means?
transitive verb. 1 slang : to treat with disrespect or contempt : insult dissed her former co-star in the interview was dissed and ignored at the party. 2 slang : to find fault with : criticize dissed her wardrobe. dis . noun (1)
Is a virus a disease definition?
“Any submicroscopic agent that infects living organisms, is made of a single or double strand of RNA or DNA surrounded by a protein coat, and is unable to replicate without a host cell.” When a virus finds a host, multiplies, and spreads, it can become a disease .
What is the root word of free?
Old English freo “exempt from; not in bondage, acting of one’s own will,” also “noble; joyful,” from Proto-Germanic *friaz “beloved; not in bondage” (source also of Old Frisian fri, Old Saxon vri, Old High German vri, German frei, Dutch vrij, Gothic freis ” free “), from PIE *priy-a- “dear, beloved,” from root *pri- “to