jubilate

jubilate · verb¹

1. Latin · borrowed fromiūbilātus
2. English todayjubilate

Either a back-formation from jubilation, or borrowed from Latin iūbilātus, perfect passive participle of iubilō (“to shout for joy”), see -ate (verb-forming suffix).

jubilate · noun²

1. Ecclesiastical Latin · borrowed fromjūbilāte“rejoice!, shout ye!”
2. English todayjubilate

Borrowed from Ecclesiastical Latin jūbilāte (“rejoice!, shout ye!”), second-person plural present active imperative of jūbilō, the first word of the psalm in Latin.

Jubilate · proper noun³

So called because the church service began on that day with the 66th Psalm, "Jubilate Deo".

First known use, by meaning

• from 1706 the hundredth psalm (ninety-ninth in the Vulgate); the music to which it is set.
• from 1769 A call to rejoice, outburst of joyous triumph.