Rare, somewhat dated term for an introductory guide or manual. Modern equivalents include 手引き or 入門書.
slanted ladder (exercise equipment)
Specialized term for a piece of exercise equipment resembling a slanted ladder. Rare outside fitness contexts.
I trained using the slanted ladder at the gym.
When I climbed the stairs of the old building, they creaked.
It is important to advance step by step through the ranks of learning.
This book was written as a guide for learning French.
Standard kanji form for all senses.
Irregular kanji usage; 程 is not standard for this word. Rarely encountered.
Compound of 階 (kai, 'storey; rank') and 梯 (tei, 'ladder'). The exact historical derivation is uncertain; the spelling is conventionally associated with the meanings of stairs and steps.