retentor

Etymology
Borrowed from, from , from , from +.

Noun

 * 1) A muscle which holds a body part in place, notably in extended or retracted position

Etymology
Borrowed from, from , from , from +.

Noun

 * 1)  The holder of a right of retensio, i.e. to keep something one doesn't own

Etymology
From, from , from +.

Noun

 * 1) One who holds back; detainer, retainer

Etymology
Borrowed from, from , from , from +.

Noun

 * 1) retainer any thing or person that retains
 * 2)  holder person who holds a property

Adjective

 * 1) retaining that retains