yuganaddha: s. samatha-vipassanā, last paragraph.

Buddhist Dictionary, Manual of Buddhist Terms and Doctrines, by NYANATILOKA MAHATHERA

yuganaddha : [adj.] congruous; harmonious; connected to a yoke.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]