natural history

Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia, Wikipedia.
Related to natural history: Field Museum of Natural History, Natural history of disease

natural history

1. The study and description of organisms and natural objects, especially their origins, evolution, and interrelationships.
a. A collection of facts about the development of a natural process or entity: the natural history of tuberculosis.
b. A work or treatise containing such facts.

Natural History

Herbal medicine
A 37-volume collection of works on plants written by Pliny (the Elder) of the Greek empire, which served as a source of information for herbalists until the 17th century.

natural history (of disease)

The expected or predictable course of an untreated illness. The knowledge of the expected course of a disease is usually based on prior study of the effects of the illness on a large group of patients over time.
See: disease progression
See also: history


occurs in nature, without the intervention of humans.

natural experiments
occur by chance when all variables for a population are constant except one, which is different for one large part of the population compared with the other, e.g. when half of a flock comes from one climate and the other half is a local resident in another climate.
natural focus
the ecology that is best suited to a biological system, e.g. an individual insect-borne disease; the area in which the disease naturally flourishes best; an ecological niche.
natural history
history of a process or organism as it occurs in nature, e.g. course of a disease from infection to resolution.
natural killer (NK) cell
see natural killer cell.
natural selection
selection occurring in nature, without any human intervention, direct or indirect.
natural ventilation
ventilation without the use of artificially induced energy and the machines which it drives; the forces used are wind and the exchange of heat from within the barn and the external air, controlled by ventilation devices in the walls and the ceiling.
References in periodicals archive ?
Patient groups can enter the lottery for the Natural History Study Project by applying on the NORD website: www.
Written and presented by the multi-award winning natural history broadcaster, DAVID ATTENBOROUGH'S NATURAL HISTORY MUSEUM ALIVE marks his sixth 3D project for Sky.
An official said a large number of natural history specimens of plants, animals, rocks, minerals and fossils have already been collected and curate.
Besides this, PMNH also publishes natural history books, field guides, monographs, research articles, popular literature, technical reports, bulletins, brochures and pamphlets for the promotion of scientific research and public awareness.
Ogilvie points to remarks made by Francis Bacon in the early years of the seventeenth century, when he discussed natural history as a discipline in its own right, and takes this as an indication that something profound had changed in the preceding century that followed the work of humanists like Giorgio Valla some hundred years earlier.
Where: Natural History Museum of Los Angeles, 900 Exposition Blvd.
Rosenfeld and Kay performed a meta-analysis of 63 articles to determine the natural history of untreated AOM and otitis media with effusion (OME).
His playground was the American Museum of Natural History, where his mother worked with anthropologist Margaret Mead.
The Wildlife Photographer of the Year Competition is the world's most prestigious wildlife photographic competition, organised each year by the Natural History Museum and BBC Wildlife Magazine.
He conducted research in the fields of evolution, natural history, endocrinology, and reproduction in the United States and Europe and participated in natural history expeditions in Cuba and up the Orinoco River in South America.
Another show, British Isles: A Natural History, will see TV gardener Alan Titchmarsh take on a new role as a natural history presenter.

Full browser ?