Rezistentní

Rezistentní is a Czech adjective meaning resistant or having resistance to a particular agent, condition, or force. It is used in various fields to describe the ability to endure, withstand, or negate effects that would normally cause damage or change.

Etymology and usage notes: The term derives from Latin resistere and entered Czech through intermediary languages. In common Czech, rezistentní forms are used with numerous targets, for example rezistentní vůči zlomení materiálu or rezistentní vůči antibiotikům.

In biology and medicine: Rezistentní describes organisms that survive exposure to antimicrobial agents, pesticides, or other treatments. Bakterie rezistentní na antibiotika can cause treatment failures and require alternative therapies. Mechanisms include enzymatic drug inactivation, alteration of drug targets, efflux pumps, and reduced permeability. The concept underpins discussions of antimicrobial resistance, surveillance, and stewardship.

In agriculture and veterinary science: Rezistentní can refer to pests or pathogens that withstand chemical control measures, as well as crops bred to tolerate specific stresses or chemicals. This usage highlights the balance between effective management and the risk of resistance development.

In materials science and engineering: Rezistentní describes materials designed to withstand wear, corrosion, high temperatures, or mechanical stress. Examples include rezistentní korozi alloys and coatings that maintain properties under harsh environments.

In ecology and environmental science: The term can relate to the resistance of ecosystems or populations to disturbances, as opposed to resilience, which emphasizes recovery after disturbance. Rezistence may describe the degree to which a system maintains structure and function under stress.

See also: rezistence, rezistentnost, odolnost.