Sill, sil, n. the timber or stone at the foot of a door or window: the lowest piece in a window-frame: (fort.) the inner edge of the bottom of an embrasure: the floor of a mine-passage, also a miner's term for bed or stratum. [A.S. syl; Ice. sylla, Ger. schwelle.]

Silladar, sil′a-där, n. a member of a troop of irregular cavalry. [Hind.]

Sillago, sil′a-gō, n. a genus of acanthopterygian fishes.

Sillery, sil′e-ri, n. a celebrated still white wine produced near Rheims—one of the most esteemed champagnes. [Sillery in Marne.]

Sillibub, sil′i-bub, n. a dish made of wine or cider mixed with milk into a curd, flavoured, whipped into a froth, or made solid by gelatine and water, and boiling.—Also Sill′abub.

Sillograph, sil′ō-graf, n. a satirist. [From the Silloi of Timon of Phlius, c. 280 B.C.]

Sillometer, si-lom′e-tėr, n. an instrument for measuring the speed of a ship without a log-line. [Fr. siller, to make way, Gr. metron, a measure.]

Sillon, sil′on, n. (fort.) a. work raised in the middle of a very wide ditch, an envelope. [Fr.]

Sillsallat, sil′sal-at, n. a salad of pickled herring, with morsels of meat, eggs, onion, and beet. [Sw.]

Silly, sil′i, adj. simple: harmless: foolish: witless: imprudent: absurd: stupid.—n. a silly person.—adv. Sill′ily.—ns. Sill′iness; Sill′y-how, a caul. [Orig. 'blessed,' and so 'innocent,' 'simple,' A.S. sǽlig, gesælig, timely—sǽl, time; Ger. selig, blest, happy, Goth. sels, good.]