Where does “hillshade” come from?

hillshade (English) comes from English Hill, from Middle English hil, from Old English hyll, from Albanian hulli, from Proto-Germanic hulliz, from Proto-Indo-European kl̥Hnís, from Proto-Indo-European kelH- — to rise, to be tall; hill.

hillshade (English): A graphical representation of a surface as if illuminated from one side

Definitions

  1. A graphical representation of a surface as if illuminated from one side

Ancestry of “hillshade”, step by step

hillshade traces back through two separate lines of ancestry.

via English Hill

StepLanguageWordMeaning
1EnglishHilla surname
2Middle Englishhilhill
3Old Englishhyllhill
4Albanianhullifurrow
5Proto-Germanichullizhill
6Proto-Indo-Europeankl̥Hníshill
7Proto-Indo-EuropeankelH-to rise, to be tall; hill

via English shade

StepLanguageWordMeaning
1EnglishshadeDarkness where light, particularly sunlight, is...
2Middle EnglishschadeA shadow or a similar effect; A shade or...
3Old Englishsċeadushadow, shade; darkness; protection
4Proto-West Germanicskadushadow
5Proto-Germanicskaduza shadow
6Proto-Indo-European(s)ḱeh₃-darkness, shadow
Every word from Proto-Indo-European kelH-Every word from Proto-Indo-European kl̥HnísEvery word from Proto-Germanic hulliz