retinentia
From LSJ
Ἅγιος ὁ Θεός, Ἅγιος ἰσχυρός, Ἅγιος ἀθάνατος, ἐλέησον ἡμᾶς → holy God, holy Mighty, holy Immortal, have mercy on us
Latin > English (Lewis & Short)
rĕtĭnentĭa: ae, f. retineo, II.,
I a retaining in the memory, recollection: actarum rerum, Lucr. 3, 675: nostri, id. 3, 851.
Latin > French (Gaffiot 2016)
rĕtĭnentĭa,¹⁶ æ, f. (retineo), souvenance, ressouvenir : Lucr. 3, 673.