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ULTRASONIC COMMUNICATION

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

the utilization of noise frequencies surpassing the wide range of human hearing for animal correspondence.

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ULTRASONIC IRRADIATION

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

a type of psychosurgery wherein noise waves of a frequency of 1000 kHz are exerted through trephine openings in the cranium for up to 14 mill.

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ULTRASOUND

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

noun. noise whose frequency goes beyond the wide range of audibility of human beings, which is, beyond 20 kHz. With regard to medicine, is utilized to gauge and document structures within the body in the imaging method of ultrasonography

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ULTRAVIOLET (UV)

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

noun. the part of the electromagnetic spectrum from 0.5 nm to 400 nm. The upper range of the ultraviolet part of the spectrum is just beneath the wavelengths interpreted as blue. Ultraviolet stimulants can be viewed by some fish and insects because they have photopigments inside their retinas which are vulnerable to these wavelengths.

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ULULATION

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

noun. a shrill lament or wailing correlated with showing emotion and ritual actions in many different societies. 2. an uncommon terminology for the incoherent wailing of some people affected by psychosis.

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UMAMI

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

adjective. designating the taste of foods which are protein-laden, symbolized by the taste of monosodium glutamate (MSG), that is utilized mainly to heighten other flavors. Umami is , at times, depicted as "savory" and is broadly thought to be a primary taste quality, accompanying salty, bitter, sweet, and sour.

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UMBILICAL CORD

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

a cord-like structure housing two arteries and a vein in a cylindrical membrane which links the fetus to the placenta during a pregnancy.

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UMP TEST

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

abbreviated form: uniformly most powerful test.

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UMWELT

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

With regard to the thought of Martin Heidegger, a German philosopher, the factor of casein which is constituted by someone's engagement with the world immediately surrounding their self. The terminology was posited into the vocabulary of psychology primarily through the work of Ludwig Binswanger, a Swiss existential psychologist.

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UNATTENDED INPUT

Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

any stimulant which isn't a center of attention. With regard to dual-task performance tests, it is the progression of data which involved parties do not aim to supervise and are not conscious of.

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