#ab
- abiotrofic - A quality referring to abiotrophy; characterized by a gradual loss of vitality, progressive degeneration, or an inability for normal nutrition and development of certain cells, tissues, or organs, caused by intrinsic or genetic factors, in the absence of an obvious external cause.
- abiotrofie - A biological phenomenon or state characterized by the gradual loss of vitality, diminution of physiological resistance, and progressive degeneration of certain cells, tissues, or organs. This process of early degradation or functional decline is determined by internal, constitutional, or genetic factors, manifesting in the absence of obvious external aggressions.
- abioză - A scientific term denoting the total absence of life or the state of an environment in which the existence of living organisms is completely impossible due to the lack of essential abiotic factors or the presence of extreme physico-chemical conditions. It can also describe the temporary suspension of an organism's vital manifestations (latent life state).
- abis - A deep chasm, gulf, or large marine depression whose depth seems immeasurable. Figuratively, the term denotes a psychological void, a profound state of crisis, a complete misunderstanding, or a vast and unbridgeable gap between two ideas, concepts, or social statuses.
- abisal - A quality belonging to the abyss or relating to the deepest zones of the oceans (usually below 2000-3000 meters), characterized by total darkness, immense pressure, and low temperatures. In psychology, the term qualifies the hidden elements of the human psyche, originating from the deepest layers of the unconscious.
- absorbție - The physical or chemical process by which a substance (gas, liquid, or energy) enters the mass of another body; in clinical toxicology and pharmacokinetics, it represents the entry of a toxin or drug into the bloodstream through biological membranes.