any of several sawflies of the family Diprionidae, especially Diprion hercyniae (European spruce sawfly) the larvae of which feed on the foliage of spruce.
noun 1. any American spring plant belonging to the genus Claytonia, of the purslane family, especially C. virginica, having an elongated cluster of white flowers tinged with pink. spring beauty noun 1. a pale green annual plant (Claytonia perfoliata) of the purslane family, originally North American, having small white flowers above fused leaves that encircle […]
- Spring balance
noun 1. a device in which an object to be weighed is attached to the end of a helical spring, the extension of which indicates the weight of the object on a calibrated scale
adjective, sprucier, spruciest. 1. spruce2 (def 1).
noun 1. Metallurgy. an opening through which molten metal is poured into a mold. the waste metal left in this opening after casting. 2. Metalworking. a channel in a forging die permitting the die to clear that part of the rough piece not being forged. verb (used with object), sprued, spruing. 3. to cut the […]