The Collaborative International Dictionary of English v.0.48:

Phonetic \Pho*net"ic\ (f[-o]*n[e^]t"[i^]k), a. [Gr. fwnhtiko`s,
   fr. fwnh` a sound, tone; akin to Gr. fa`nai to speak: cf. F.
   phon['e]tique. See Ban a proclamation.]
   1. Of or pertaining to the voice, or its use.
      [1913 Webster]

   2. Representing sounds; as, phonetic characters; -- opposed
      to ideographic; as, a phonetic notation.
      [1913 Webster]

   Phonetic spelling, spelling in phonetic characters, each
      representing one sound only; -- contrasted with Romanic
      spelling, or that by the use of the Roman alphabet.
      [1913 Webster]

WordNet (r) 3.0 (2006):

phonetic
    adj 1: of or relating to speech sounds; "phonetic transcription"
           [syn: phonetic, phonic]
    2: of or relating to the scientific study of speech sounds;
       "phonetic analysis"