unstable; unsteady.
Physics. having no tendency to take a definite position or direction.
not static; unstable

having no tendency to assume any particular position or orientation
(of a galvanometer) having two mutually compensating magnets arranged so that the instrument is independent of the earth’s magnetic field


1827, from Greek astatos “unstable, not steadfast,” from a-, privative prefix (see a- (3)), + statos “placed, standing,” from PIE root *sta- (see stet).

astatic a·stat·ic (ə-stāt’ĭk)

Relating to astasia.

Unsteady; unstable.

Read Also:

  • Astatide

    noun (chem) a binary compound of astatine with a more electropositive element

  • Astatine

    a rare element of the halogen family. Symbol: At; atomic number: 85. noun a radioactive element of the halogen series: a decay product of uranium and thorium that occurs naturally in minute amounts and is artificially produced by bombarding bismuth with alpha particles. Symbol: At; atomic no: 85; half-life of most stable isotope, 210At: 8.1 […]

  • Astbury

    noun John. 1688–1743, English potter; earliest of the great Staffordshire potters Historical Examples astbury of Shelton, early in the 18th century, made red crouch, and white stoneware. The Collector’s Handbook to Keramics of the Renaissance and Modern Periods William Chaffers astbury saw the dust, and it at once occurred to him that it might be […]

  • Astc

    astc Association of Science and Technology Centers

  • Aste

    aste Association of State and Territorial Epidemiologists Historical Examples If she don’t make ‘aste, I shan’t ‘ave time to get ‘alf a pint afore I go ‘ome! Punch, or the London Charivari, Vol. 104, May 20, 1893 Various I don’t vish to ‘urry you—but I vant you to mike ‘aste—&c., &c. Voces Populi F. Anstey […]

Disclaimer: Astatically definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.