階

Glyph origin
.

Definitions

 * 1) stair; step
 * 2)  rank; degree; level; seniority; order of precedence
 * 3)  phase; stage serially-ordered division of time, level of completion, etc.
 * 4)  scale
 * 5)  order; degree quantity signifying various concepts in mathematics, chiefly integer-valued
 * 6)  the number of vertices in a graph
 * 1)  phase; stage serially-ordered division of time, level of completion, etc.
 * 2)  scale
 * 3)  order; degree quantity signifying various concepts in mathematics, chiefly integer-valued
 * 4)  the number of vertices in a graph
 * 1)  order; degree quantity signifying various concepts in mathematics, chiefly integer-valued
 * 2)  the number of vertices in a graph
 * 1)  the number of vertices in a graph

Kanji

 * 1) storey; story; floor​

Etymology
From.

Affix

 * 1) step; stair; storey
 * 2) class; rank; level

Counter

 * 1) floors, storeys (of a building)