operation - (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction); it can perform millions of operations per second.
Scallion, green onion, and spring onion are English names (with many other regional names throughout the world) for various Allium species. All of the Allium have hollow green leaves (like the common onion), but these are used while they lack a fully developed root bulb.
ANATOMY. The bay scallop is a member of phylum Mollusca in the class Bivalvia. Bivalves have two valves, or shells, joined by a hinge. The bay scallop's upper shell is a dark, mottled color and its lower shell is typically white. Occasionally, both shells are bright yellow or orange, but these individuals are rare.