Designating objects that are both beaked (rostrate) and keeled (carinate), such as certain flint objects from the Red Crag deposits of East Anglia.

Archaeology. Of or relating to microliths (microlith, n. 2); designating a microlith; characterized by the use of microliths. Cf. microlithic, adj.1

Archaeology. Designating a type of prehistoric stone tool, usually with a rounded working edge, which resembles a knapped core (cf. nucleus, n. 11).

The remaining central portion of a mass from which the superficial parts have been cut or chipped away; e.g. of a hay-rick, and in Prehistoric Archae…

Shaped like a celt.

Archaeology. Designating a type of long, wide, knapped stone blade found at Neolithic, Chalcolithic, and early Bronze Age sites in the Near East…

(a) Zoology; (b) Archaeology of a flint tool, etc.: (worked) on one side only; cf. bifacial, adj.; also absol. as n.

relating to, utilizing, or designating implements of bone, tooth, and horn.

Tongue-shaped. In later use chiefly Archaeology with reference to flint tools or weapons.