acoustic reactance
— Navneord
– Engelsk
~ opposition to the flow of sound through a surface; acoustic resistance is the real component of acoustic impedance and acoustic reactance is the imaginary component
allergic reaction
— Navneord
– Engelsk
~ hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity
aldol reaction
— Navneord
– Engelsk
~ a reaction of aldehydes resulting in an aldol
anxiety reaction
— Navneord
– Engelsk
~ an anxiety disorder characterized by chronic free-floating anxiety and such symptoms as tension or sweating or trembling or lightheadedness or irritability etc that has lasted for more than six months
anamnestic reaction
— Navneord
– Engelsk
~ renewed rapid production of an antibody on the second (or subsequent) encounter with the same antigen
addition reaction
— Navneord
– Engelsk
~ a chemical reaction in which one molecule is added to another
atomic reactor
— Navneord
– Engelsk
~ a nuclear reactor that uses controlled nuclear fission to generate energy
Age of Reason
— Navneord
– Engelsk
~ a movement in Europe from about 1650 until 1800 that advocated the use of reason and individualism instead of tradition and established doctrine; "the Enlightenment brought about many humanitarian reforms"
accounts receivable
— Navneord
– Engelsk
~ a creditor's accounts of money owed to him; normally arise from the sale of products or services
alpha-adrenergic receptor
— Navneord
– Engelsk
~ receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
alpha receptor
— Navneord
– Engelsk
~ receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
autosomal recessive defect
— Navneord
– Engelsk
~ a disease caused by the presence of two recessive mutant genes on an autosome
autosomal recessive disease
— Navneord
– Engelsk
~ a disease caused by the presence of two recessive mutant genes on an autosome
automatic face recognition
— Navneord
– Engelsk
~ biometric identification by scanning a person's face and matching it against a library of known faces; "they used face recognition to spot known terrorists"
air reconnaissance
— Navneord
– Engelsk
~ reconnaissance either by visual observation from the air or through the use of airborne sensors
audio recording
— Navneord
– Engelsk
~ a recording of acoustic signals
arteria rectalis
— Navneord
– Engelsk
~ one of the arteries supplying the rectal area
alizarin red
— Navneord
– Engelsk
~ any of various acid dyes; used for dyeing wool scarlet red