The Collaborative International Dictionary of English v.0.48:

adenalgia \ad`e*nal"gi*a\ ([a^]d`[-e]*n[a^]l"j[i^]*[.a]),
adenalgy \ad"e*nal`gy\ ([a^]d"[-e]*n[a^]l`j[y^]), n. [Gr. 'adh`n
   gland + 'a`lgos pain.] (Med.)
   Pain in a gland. Called also adenodynia
   [1913 Webster + AS]