| Sigillaria | ‖ n. [ NL., fem sing. fr. L. sigillum a seal. ] (Paleon.) A genus of fossil trees principally found in the coal formation; -- so named from the seallike leaf scars in vertical rows on the surface. [ 1913 Webster ] |
| Sigillaria | ‖n. pl. [ L., from sigillum a seal. See Sigil. ] (Rom. Antic.) Little images or figures of earthenware exposed for sale, or given as presents, on the last two days of the Saturnalia; hence, the last two, or the sixth and seventh, days of the Saturnalia. [ 1913 Webster ] |
| Sigillarid | n. (Paleon.) One of an extinct family of cryptagamous trees, including the genus |