bölümüde
Bölümüde is not a standard Turkish word. It is generally considered a nonstandard spelling or a typographical error for bölümünde, the locative form of bölüm meaning “in the section, chapter, or division” depending on context. In Turkish, bölüm can refer to a part of a book, a unit within an organization, or a section of a space, and the locative suffix -de (or -da after vowel harmony) marks location, producing bölümünde in standard usage.
Etymology and formation: The base noun bölüm combines with suffixes to indicate possession or location. The
Usage and acceptance: Bölümüde appears almost exclusively as a nonstandard form in informal writing, typographical mistakes,
See also: bölüm, bölümü, -de/-da suffix, Turkish locative case, Turkish orthography.
Note: This article treats bölümüde as a nonstandard variant rather than a separate word or proper noun.