Etymology

prograde

P3R1O1G2R1A1D2E1

Today it means: Moving in a forward direction, especially with respect to other bodies in the same system. Full definition →

English pro- ← Latin prō- ← Proto-Italic *pro-
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Proto-Indo-European*per-der.?
  2. Proto-Indo-European*pér
  3. Proto-Indo-European*pró
  4. Proto-Indo-European*pro-
  5. Proto-Italic*pro-
  6. Latinprō-
  7. Englishpro-
  8. English todayprograde

From pro- (“forward”) + -grade (“direction”).

Etymology from Wiktionary, CC BY-SA 4.0.