\Wane\, n. (Forestry)
The natural curvature of a log or of the edge of a board
sawed from a log.

\Wane\, v. i. [imp. & p. p. {Waned}; p. pr. & vb. n.
{Waning}.] [OE. wanien, AS. wanian, wonian, from wan, won,
deficient, wanting; akin to D. wan-, G. wahnsinn, insanity,
OHG. wan, wana-, lacking, wan?n to lessen, Icel. vanr
lacking, Goth. vans; cf. Gr. ? bereaved, Skr. ?na wanting,
inferior. ????. Cf. {Want} lack, and {Wanton}.]
1. To be diminished; to decrease; -- contrasted with {wax},
   and especially applied to the illuminated part of the
   moon.
         Like the moon, aye wax ye and wane. Waning moons
         their settled periods keep.           --Addison.
2. To decline; to fail; to sink.
         You saw but sorrow in its waning form. --Dryden.
         Land and trade ever will wax and wane together.
                                               --Sir J.
                                               Child.

\Wane\, v. t.
To cause to decrease. [Obs.] --B. Jonson.

\Wane\, n.
1. The decrease of the illuminated part of the moon to the
   eye of a spectator.
2. Decline; failure; diminution; decrease; declension.
         An age in which the church is in its wane. --South.
         Though the year be on the wane.       --Keble.
3. An inequality in a board. [Prov. Eng.] --Halliwell.