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deep structure

1. in anatomy, any organ or tissue that is located beneath the surface layers of the body, such as the heart, liver, or kidney.

2. in transformational generative grammar, an abstract base form of a sentence in which the logical and grammatical relations between the constituents are made explicit. The deep structure generates the surface structure of a sentence through transformations, such as changes in word order or the addition or deletion of elements. Also called base structure.

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Psychology term of the day

April 17th 2024

lip pursing

lip pursing

a facial contortion in which the lips protrude in a manner that resembles pouting or a snout. First described (as Schnauzkrampf) by German psychiatrist Karl Ludwig Kahlbaum (1828–1899), it is most commonly associated with catatonic schizophrenia.