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Mitwelt

n. in the thought of German philosopher Martin Heidegger (1889–1976), that aspect of Dasein (being-in-the-world) that is constituted by a person’s relationships and interactions with other people. It was introduced into psychology by Swiss existentialist psychologist Ludwig Binswanger (1881–1966). Compare Eigenwelt; Umwelt. [German, literally: “with world”]

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Psychology term of the day

December 27th 2024

wavelength

wavelength

n. the distance between successive peaks in a wave motion of a given frequency, such as a sound wave or a wave of electromagnetic radiation. The wavelength is equal to the speed of propagation of the wave motion divided by its frequency.