"'[S]ubstantially' can mean 'significantly' or 'considerably.' The term 'substantially' can also mean 'largely' or 'essentially.' Indeed, our cases recognize the dual ordinary meaning of this term as connoting a term of approximation or a term of magnitude."
- ↑ Deering Precision Instrs., L.L.C. v. Vector Distrib. Sys., Inc., 347 F.3d 1314, 1323 (Fed. Cir. 2003).