Definify.com
Webster 1913 Edition
Supination
Suˊpi-na′tion
,Noun.
[L.
supinare
, supinatum
, to bend or lay backward, fr. supinus
supine: cf. F. supination
. See Supine
.] (Physiol.)
(a)
The act of turning the hand palm upward; also, position of the hand with the palm upward.
(b)
The act or state of lying with the face upward. Opposed to
pronation
. Webster 1828 Edition
Supination
SUPINA'TION
,Noun.
1.
The act of turning the palm of the hand upwards.