hodograph

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈhɒdəˌɡrɑːf/US:USA pronunciation: respellingUSA pronunciation: respelling(hod′ə graf′, -gräf′)


WordReference Random House Unabridged Dictionary of American English © 2026
hod•o•graph  (hod′ə graf′, -gräf′),USA pronunciation n. [Math., Mech.]
  1. Mathematics, Mechanicsthe figure described by the extremity of a vector that has a fixed origin and a position vector equal to the velocity of a moving particle.
  • Greek hod(ós) way + -o- + -graph
  • 1840–50

Collins Concise English Dictionary © HarperCollins Publishers::
hodograph /ˈhɒdəˌɡrɑːf; -ɡræf/ n
  1. a curve of which the radius vector represents the velocity of a moving particle
Etymology: 19th Century: from Greek hodos way + -graph
'hodograph' also found in these entries (note: many are not synonyms or translations):
odograph

Forum discussions with the word(s) "hodograph" in the title:


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