Sĭlĭ'ique, n.

noun

(sĭl'ik, or sĭ-lēk') (Synop., §130), n. [Lat. siliqua, a pod or husk, a very small weight or measure; Fr. silique.] (Bot.) An oblong seed-vessel, consisting of two valves, and a dissepiment between, and opening by sutures at either margin, with the seeds attached to both edges of the dissepiment, and alternately upon each side of it.

An illustration of a long, narrow seed pod split open to show the seeds inside.
Silique.