adynamic, a.
(ædɪˈnæmɪk)
[f. prec. + -ic. Cf. mod.Fr. adynamique.]
1. Med. Of or pertaining to adynamia; characterized by, or attended with, weakness or physical prostration; asthenic.
| 1829 W. Stokes Path. Observ. (quoted in Westm. Rev. Jan. 1830, 308) On account of this debility being an essential character of typhoid fevers, I denominated them adynamic. 1859 R. F. Burton in Jrnl. R.G.S. XXIX. 39 Action of a poisonous miasma upon an adynamic condition of the system. |
2. Nat. Philos. Characterized by the absence of force.
| 1879 Thomson & Tait Nat. Phil. I. i. §345 The first class of fundamental modes may be called adynamic because they are the same as if no forces were applied to the system, or acted between its moving parts, except actions and reactions in the normals between mutually pressing parts (depending on the inertias of the moving parts). |