From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( n.) The contraction of the diaphragm and abdominal muscles to evacuate feces or urine.

(2): ( n.) A striving; an effort; a conatus.

(3): ( n.) The periodic procreative desire manifested in the spring by birds, etc.

The Nuttall Encyclopedia [2]

A Trojan youth who accompanied Æneas into Italy, and whose friendship for Euryulus is so pathetically immortalised by Virgil in the ninth book of the "Æneid."