Word Origin & History
late 14c., from O.Fr. lauder, from L. laudere "to praise," from laus (gen. laudis) "praise, fame glory." Cognate with O.E. leoð "song, poem, hymn," from P.Gmc. *leuthan (cf. O.N. ljoð "strophe," Ger. Lied "song," Goth. liuþon "to praise"). Related: Laudatory.
mid-14c., from O.Fr.; morning Church service in which psalms of praise to God (Psalms 148-150) are sung (see laud