LATIN DICTIONARYLexicon Latīnum
noun · femininethird declension

mōbilitās

mōbilitās f (genitive mōbilitātis)

Meaning

  1. mobility, activity, speed, rapidity, quickness
  2. changeableness, fickleness, inconstancy
    qui mobilitate et levitate animi novis imperiis studebantthose who, on account of the fickleness and inconstancy of their character, sought revolutionc. 52 BCE, Julius Caesar, Commentarii de bello Gallico 2.1.3

Latīnē defined in Latin in our graded readers

facilem mōtum, celeritātem
mobility, quickness
mōbilitās -ātis (f) — in De Bello Gallico II, ch. 19

Declension

declension
formsingularplural
nominativemōbilitāsmōbilitātēs
genitivemōbilitātismōbilitātum
dativemōbilitātīmōbilitātibus
accusativemōbilitātemmōbilitātēs
ablativemōbilitātemōbilitātibus
vocativemōbilitāsmōbilitātēs

Phrases from Meissner's Latin Phrase-Book

mobilitas et levitas animi
inconsistency; changeability.

mōbĭlĭtas, ātis, f. mobilis,
I. movableness, mobility, activity, speed, rapidity, quickness (class.).
I. Lit.: animal mobilitate celerrimā, Cic. N. D. 2, 15, 42: linguae, volubility, id. de Or. 1, 28, 127: equitum, agility, rapidity (opp. stabilitas peditum), Caes. B. G. 4, 33: fulminis, quickness, Lucr. 6, 323. sanare mobilitates dentium, looseness, Plin. 20, 21, 84, § 224.—
II. Trop.
A. Changeableness, fickleness, inconstancy: quid est inconstantiā, mobilitate, levitate turpius? Cic. Phil. 7, 3, 9: fortunae, Nep. Dion. 6, 1: ingenii, inconstancy of character, Sall. J. 88, 6: vulgi, Tac. H. 5, 8.—
B. Quickness, vivacity: opus est naturali quādam mobilitate animi, Quint. 10, 7, 8.

Origins

  1. Proto-Indo-European*m(y)ewh₁-
  2. Proto-Indo-European*m(y)owh₁éyeti
  3. Proto-Italic*moweō
  4. Latinmōbilitās

Proto-Indo-European *-dʰlom Proto-Italic *-ðlom Proto-Italic *-ðlis Latin -bilis Latin mōbilis Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin mōbilitās From mōbilis (“movable, loose”) + -tās (“-ness”).

Descendants
  • Catalanmobilitat
  • Englishmobilityfrom Middle French mobilité
  • Frenchmobilitéfrom Middle French mobilité
  • GermanMobilität
  • Italianmobilità
  • Portuguesemobilidade
  • Spanishmovilidad
  • Dutchmobiliteit
  • Finnishmobiliteetti
  • Indonesianmobilitas

In English words that came into English from mōbilitās

  • mobilitymōbilitās

Quick answers

What does mōbilitās mean in Latin?
mōbilitās, a noun, means “mobility, activity, speed, rapidity, quickness; changeableness, fickleness, inconstancy”.
What is the genitive of mōbilitās?
The genitive singular is mōbilitātis. mōbilitās is feminine, third declension.
Where does mōbilitās come from?
Proto-Indo-European *m(y)ewh₁- → Proto-Indo-European *m(y)owh₁éyeti → Proto-Italic *moweō → Latin mōbilitās.