Letter A - By initial dictionary by Futura-Sciences

Alphabetical index

A rare disease According to the French Institute for Health Monitoring ...	A-train A world first, the A-Train is a constellation of six ...
A5 A5 was initially a secret cryptographic algorithm used in ...	AAC AAC is the abbreviation for Advanced Audio Coding Also ...
Aarhus Protocol The Aarhus Protocol on persistent organic pollutants, ...	AB Label The AB label, an organic label, indicates that the farmer ...
Abaca Abaca, or Manila hemp, is a textile banana tree (Musa ...	Abattage (bird care) Abattage is a term used in falconry when calming a bird and ...
Abdomen The abdomen is commonly called the stomach and occupies the ...	Abdominal cavity The abdominal cavity is the hollow space containing the ...
Abduction Abduction is the movement distancing an arm or leg from the body.	Aber Aber is a word of Celtic origin for a tidal estuary ...
Aberrant An aberrant group or form of animal or plant diverges from ...	Aberration In physics, an optical system is said to have an aberration ...
Abiotic The term abiotic has two meanings It may refer to a process ...	Ablation Ablation is a term denoting the physical-chemical phenomena ...
Abnormality An abnormality describes any effect which is other than what ...	Abortion Abortion is the loss of a foetus before the 22nd week of ...
Abortion Abortion is the expulsion of the embryo or foetus out of the ...	Abrasion An abrasion is a superficial injury caused by rubbing of the skin.
Abscess An abscess is an accumulation of pus which forms following ...	Absolute density Absolute density (or simply density) is the mass of one unit ...
Absolute magnitude The absolute magnitude of an object is the magnitude one ...	Absolute specificity Absolute specificity is the property of some enzymes only to ...
Absolute temperature The absolute temperature T is the temperature defined by a ...	Absolute zero Just as the speed of light is an unattainable limiting speed ...
Absorption PHYSICAL: Absorption is the phenomenon through which some of ...	Absorption spectrometry Absorption spectrometry is the absorption of light by atoms ...
Absorption spectrum Physics An absorption spectrum is the spectrum obtained by ...	Abyssal plain An abyssal plain is a deep sea plain (2,000 m to 6,000 m ...
Abyssal zone The abyssal zone corresponds to the large loose bottomed ...	Abzyme Abzyme is the contraction of ab (antibody) and zyme ...
Acari Acari are tiny animals, visible under a microscope, cousins ...	Acaulescent An acaulescent plant does not have a visible stem.
Acceleration of the expansion of the universe The acceleration in the expansion of the universe was shown ...	Access control Access control is a method of restricting access to ...
Accommodation Accommodation is the ability of the eyes to change in order ...	Accommodation Accommodation is an adaptation of organisms to ecological ...
Accretion disk An accretion disk is a spinning cloud of gas condensing and ...	Accretionary prism An Accretionary prism is an accumulation of superficial ...