noun, plural in·lau·te [in-lou-tuh] /ˈɪnˌlaʊ tə/, in·lauts. Linguistics.

medial position in a word, especially as a conditioning environment in sound change.
a sound in this position.

Compare anlaut, auslaut.

Origin of inlaut

1890–95; < German, equivalent to in- in-1 + Laut sound Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019