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sim con

sim con  n.— «But several customers wandered off to look at other cars: DeVilles with vinyl and fabric tops. “They’re sim cons,” said Elliott Moorman, a salesman. “Simulated convertibles. The factory doesn’t do those...

ecotone

ecotone  n.— «An ecotone is a term from the field of ecology. It is a place where landscapes meet—like field with forest, or grassland with desert. The ecotone is an area of increased richness and diversity where the two communities...

femtosecond

femtosecond  n.— «The shortest visible and infrared laser pulses are typically just a few femtoseconds…in duration and contain just a few cycles of the laser field.» —“Beating the femtosecond limit” Physics...