The third Sunday after Easter; -- so called because the introit is the 66th Psalm, which, in the Latin version, begins with the words, "Jubilate Deo."

A name of the 100th Psalm; -- so called from its opening word in the Latin version.

A song of praise, usually based on Psalm 100.

To exult; to rejoice.

to express great joy; "Who cannot exult in Spring?"

celebrate a jubilee