astrodynamics
Word Rarity
Very rare
Frequency: Zipf frequency 1.41 in modern English
21
Scrabble Score
13
Letters
5
Syllables
11
Unique Chars
Meaning
noun
The study of the motion of rockets and spacecraft, usually from Newton's laws of motion, Newtonian gravity, and Kepler's laws
Uncountable
Etymology
Etymology tree Proto-Indo-European *h₂eHs- Proto-Indo-European *-tḗr Proto-Indo-European *h₂stḗr Proto-Hellenic *astḗr Ancient Greek ἀστήρ (astḗr) Ancient Greek ᾰ̓́στρον (ắstron)der. English astro- Proto-Indo-European *dewh₂-der. Proto-Hellenic *dunamai Ancient Greek δῠ́νᾰμαι (dŭ́nămai) Ancient Greek δύναμις (dúnamis) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ικός (-ikós) Ancient Greek δυναμικός (dunamikós)lbor. French dynamiqueder. English dynamic Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic Old English -as Middle English -es English -s English -ics English dynamics English astrodynamics From astro- + dynamics.