unijugate

unijugate

(ˌjuːnɪˈdʒuːɡɪt; -ˌɡeɪt)
adj
(Botany) (of a compound leaf) having only one pair of leaflets

u•nij•u•gate

(yuˈnɪdʒ əˌgeɪt, ˌyu nɪˈdʒu gɪt, -geɪt)

adj.
(of a pinnate leaf) having only a single pair of leaflets.
[1840–50; < Latin ūnijug(us) having one yoke (ūni- uni- + -jugus, adj. derivative of jugum yoke) + -ate1]