[Latin subiacēns, subiacent-, present participle of subiacēre, to lie beneath : sub-, sub- + iacēre, to lie; see yē- in Indo-European roots.] sub·ja'cen·cy n.
Main Entry: sub·ja·cent Pronunciation: s&b-'jAs-&nt Function: adjective : lying immediately under or below<subjacent tissue> subjacent to gingival inflammation>