Lignum

lig′num, n. wood as contrasted with soft ti ues or with bark.— adjs. Lig′neo us , wooden: woody: made of wood; Lignif′erous . producing wood.— n. Lignificā′tion .— adj. Lig′niform , resembling wood.— v.t. Lig′nify , to turn into wood.— v.i. to become wood or woody:— pr.p. lig′nifying; pa.p. lig′nifīed. — n. Lig′nīne , pure woody fibre.— adj. Ligniper′do us , destructive of wood.— n. Lig′nīte , brown coal, coal retaining the texture of wood.— adj. Lignit′ic .— ns. Lig′num-cru′cis , wood of the cro : a relic a erted to be a piece of the true cro ; Lig′num-vī′tæ , popular name of a South American tree with very hard wood. [L. lignum , wood.]