— sinewiness , n.
/sin"yooh ee/ , adj.
1. having strong sinews: a sinewy back.
2. of or like sinews; tough, firm, braided, or resilient: a sinewy rope.
3. having conspicuous sinews; stringy: tough, sinewy meat.
4. vigorous or forceful, as language, style, etc.: a sinewy argument.
[ 1350-1400; ME; see SINEW, -Y 1 ]