Where does “retroazimuthal” come from?

retroazimuthal (English) comes from English azimuthal, from English -ál, from English aldehyde, from German Aldehyd, from Latin alcohol, from Andalusian Arabic كُحُول, from Arabic كحل, from Arabic كُحْل — kohl, antimony paste.

retroazimuthal (English): In which the direction to a fixed location B (the bearing at the starting location A of the shortest route) corresponds to the direction on the map from A to B

Definitions

  1. In which the direction to a fixed location B (the bearing at the starting location A of the shortest route) corresponds to the direction on the map from A to B

Ancestry of “retroazimuthal”, step by step

retroazimuthal traces back through two separate lines of ancestry.

via English azimuthal

StepLanguageWordMeaning
1EnglishazimuthalOf or pertaining to the azimuth; in a horizontal...
2English-álOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also
3EnglishaldehydeAny of a large class of reactive organic...
4GermanAldehydaldehyde
5Latinalcoholkohl, collyrium, stibium; any other powder...
6Andalusian Arabicكُحُول
7Arabicكحلantimony; kohl, stibnite; black coloring of the...
8Arabicكُحْلantimony; kohl, stibnite
9Akkadianguḫlumkohl, antimony paste

via English retro

StepLanguageWordMeaning
1EnglishretroOf, or relating to, the past, past times, or the...
2Frenchrétroshortening of rétroviseur, mirror; retro
3Frenchrétroviseurrear-view mirror
4Frenchrétro-retro-, back, behind
5Latinretrōback, backwards, behind
6Latindūcere
7Proto-Italicdoukōlead
8Proto-Indo-Europeandéwketi
9Proto-Indo-Europeandewk-to pull, to draw; to lead
Every word from Akkadian guḫlumEvery word from English -álEvery word from Arabic كُحْل