D defs.my
Entry 4 senses Webster, 1913

Specular

· Spec·u·lar · IPA /ˈspɛk.jə.lɚ/
01 a. Having the qualities of a speculum, or mirror; having a smooth, reflecting surface; as, a specular metal; a specular surface.
  1. 1.
    Having the qualities of a speculum, or mirror; having a smooth, reflecting surface; as, a specular metal; a specular surface.
  2. 2.
    Of or pertaining to a speculum; conducted with the aid of a speculum; as, a specular examination.(Med.)
  3. 3.
    Assisting sight, as a lens or the like.[Obs.]
    “Thy specular orb Apply to well-dissected kernels; lo! In each observe the slender threads Of first-beginning trees.” — J. Philips.
  4. 4.
    Affording view.[R.]
Phrases & compounds
Specular iron — See Hematite.