[1] : The Collaborative International Dictionary of English v.0.48

macula lutea \macula lutea\, macular area \macular area\n.
   a yellowish central area of the retina that is rich in cones.

   syn: macula, yellow spot.
        wordnet 1.5

[2] : WordNet (r) 2.0

macula lutea
     n : a yellowish central area of the retina that is rich in cones
         and that mediates clear detailed vision syn: macula, macular
         area, yellow spot
see also:
macula macular area yellow spot 

Macula Lutea >> M Words
Macula Lutea, definition of term: Macula Lutea
macula+lutea_pag1.html

Macula >> M Words
Macula, definition of term: Macula
macula_pag1.html