IPA: /ˈlæmɪnəl/
KK: /ˈlæmɪnəl/
Relating to or produced by the blade of the tongue in speech sounds.
The sound \sh\ is a laminal sound because it is produced with the blade of the tongue.
Laminal → It is formed from "lamina" (from Latin, meaning a thin layer or plate) and the suffix "-al" (meaning pertaining to). The word "laminal" refers to something that is related to or resembling a thin layer or plate.
Think of a 'thin layer' ('lamina') to remember that 'laminal' means pertaining to a thin layer.