sub·spe·cial·ty (sŭb'spěsh'əl-tē) n.
pl.sub·spe·cial·ties A narrow field of study or work within a specialty, as pediatric dermatology or geriatric psychiatry.
Main Entry: sub·spe·cial·ty Pronunciation: "s&b-'spesh-&l-tE, 's&b-" Function: noun Inflected Form: plural-ties : a subordinate field of specialization subspecialty of general psychiatry —Bruno Bettelheim et al>