am-bish'-us (philotimeomai, "to be strongly desirous," "strive earnestly," "make it one's aim"):
Given as a marginal reading in Romans 15:20 ("being ambitious to bring good tidings"), 2 Corinthians 5:9 ("We are ambitious, whether at home or absent, to be well-pleasing unto him"), and 1 Thessalonians 4:11 ("that ye be ambitious to be quiet").
These files are public domain and are a derivative of an electronic edition that is available from Crosswire Software.
Orr, James, M.A., D.D. General Editor. "Entry for 'AMBITIOUS'". "International Standard Bible Encyclopedia". <http://classic.studylight.org/enc/isb/view.cgi?number=T453>. 1915.