中文词源
spissitude 浓度，密度，稠度
来自拉丁语 spipssitudo,厚度，密度，来自 spissus,厚的，密的，紧缩的，词源同 inspissate, 使凝聚，浓缩。
英语词源
- spissitude (n.)
- "density, thickness, compactness," mid-15c., from Latin spissitudo "thickness, density," from spissus "thick, dense, compact, close" (source of Italian spesso, Spanish espeso, Old French espes, French épais). Related: Spissated.