scalare[skə ler′ē, -lär′-]
scalare definition by Webster's New World
Origin: Modern Latin ; from Classical Latin neuter of scalaris, ladderlike (see scalar): from the lateral markings
scalare definition by American Heritage Dictionary
Origin: Latin scālāre, neuter of scālāris, of a ladder (so-called from its parallel markings), from scālae, ladder; see Scale 2.