hodograph

noun

ho·​do·​graph

ˈhädəˌgraf,

ˈhōd-,

-rȧf

: a path described by the extremity of a vector drawn from a fixed origin and representing the linear velocity of a moving point

hodographic

¦⸗⸗¦grafik

adjective

Word History

Etymology

Greek hodos path + English -graph

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