INVERSION

/ɪnˈvɜːʃən/ Scrabble 12 Words With Friends 15

Scrabble letter values: I₁N₁V₄E₁R₁S₁I₁O₁N₁ = 12

Definition

noun the layer of air near the earth is cooler than an overlying layer.
noun abnormal condition in which an organ is turned inward or inside out (as when the upper part of the uterus is pulled into the cervical canal after childbirth).
noun a chemical process in which the direction of optical rotation of a substance is reversed from dextrorotatory to levorotary or vice versa.
noun (genetics) a kind of mutation in which the order of the genes in a section of a chromosome is reversed.
noun the reversal of the normal order of words. — synonyms: anastrophe
noun (counterpoint) a variation of a melody or part in which ascending intervals are replaced by descending intervals and vice versa.
noun a term formerly used to mean taking on the gender role of the opposite sex. — synonyms: sexual_inversion
noun turning upside down. — synonyms: upending
noun the act of turning inside out. — synonyms: eversion, everting

“setting on end”
“Inversion takes place in the sentence 'Is she here?' — 'is', the predicate, is before 'she', the subject.”