Wordnet 3.0
ADJECTIVE (1)
1. 
 capable of reflecting light like a mirror; 
- Example: "mirrorlike surface of the lake"- Example: "a specular metal"[syn: mirrorlike, specular]
The Collaborative International Dictionary of English v.0.48:
mirrorlike \mirrorlike\ adj.
   1. capable of reflecting light like a mirror; flat and
      reflective; as, the mirrorlike surface of the lake.
   Syn: specular.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
mirrorlike
    adj 1: capable of reflecting light like a mirror; "mirrorlike
           surface of the lake"; "a specular metal" [syn:
           mirrorlike, specular]