Lewis Short
(verb) : immergo (inm-), si, sum, 3 (
* Perf. sync. immersti, Plaut. Bacch. 4, 4, 26; acc. to the second conj., inf. pres. pass. immergeri, Col. 5, 9, 3), in-mergo, to dip, plunge, sink, or stick into any thing, to immerse (mostly poet. and in post-Aug. prose).
* Lit.: manus in aquam ferventem,Plin. 28, 6, 15, § 144: immersus in flumen,Cic. Univ. 13: in aqua cui subinde (ferrum) candens immergitur,Plin. 34, 14, 41, § 144: nautas pelago,Ov. M. 4, 423: partem arboris deflexam terrae,Col. 5, 6, 30: aliquem spumosā undā,Verg. A. 6, 174: immergi melle cotoneà,Plin. 15, 17, 18, § 60: manus,Ov. M. 13, 563: se in aquam,Plin. 11, 25, 30, § 90: se alto (belua),Curt. 4, 4.— Mid.: ubi Hister amnis inmergitur,i. e. pours itself into the sea,Plin. 4, 11, 18, § 41: at quidem tute errasti, quom parum inmersti ampliter (sc. manus),did not dip deep enough,Plaut. Bacch. 4, 4, 26.
* Transf., in gen.: se aliquo, to throw or plunge one's self into any thing, to betake one's self anywhere: immersit aliquo sese credo in ganeum,Plaut. Men. 5, 1, 3: se in contionem mediam,id. ib. 3, 1, 3: inter mucrones se hostium immersit,Just. 33, 2.
* Trop.: se blanditiis et assentationibus in alicujus consuetudinem,Cic. Clu. 13, 36: se studiis,Sen. Cons. ad Polyb. 37: se penitus Pythagorae praeceptis,Val. Max. 4, 1, 1 fin.
Charlton T. Lewis, Charles Short, A Latin Dictionary