9 letters · 9 points in Scrabble
noun the act of retaining something
noun the power of retaining and recalling past experience
noun the power of retaining liquid
originFrom Middle English retencioun, borrowed from Latin retentiō, retentiōnis, from retentus, the perfect passive participle of retineō (“retain”) (from re- (“back, again”) + teneō (“hold, keep”)).
Etymology from Wiktionary, CC BY-SA 3.0