勾こう配ばいが急きゅうだthe slope is steep
この山さん道どうは勾こう配ばいが急きゅうで登のぼるのが大たい変へんだ。
This mountain path has a steep grade, so it's hard to climb.
勾こう配ばいがゆるいthe slope is gentle
この道どう路ろは勾こう配ばいがゆるく、自じ転てん車しゃでも走はしりやすい。
This road has a gentle grade, so it's easy to ride a bicycle on.
屋や根ねに勾こう配ばいをつけるto give a roof a pitch/slope
雨あま水みずを流ながすため、屋や根ねに勾こう配ばいをつけて設せっ計けいした。
The roof was designed with a pitch to let rainwater run off.
勾こう配ばいを求もとめるto find the slope (of a line)
二に点てんの座ざ標ひょうから直ちょく線せんの勾こう配ばいを求もとめる。
Find the slope of the line from the coordinates of two points.

Kanji

勾be bent, slope, capture
配distribute, spouse, exile

Related words

傾けい斜しゃN1sense 1
傾斜 is a common, everyday word for a slant or tilt, while 勾配 is the more technical term used for measured gradients of roads, roofs, or math functions.
傾かたむき sense 1
傾き is a general word for tilt or inclination usable in everyday speech, whereas 勾配 is the technical term for the degree of a slope or gradient.

Don't confuse with

坂さかN4sense 1
坂 names the physical hill or sloped road itself, while 勾配 names the numerical steepness or gradient of such a slope.
斜しゃ面めんN1sense 1
斜面 refers to the sloped surface or face of land, while 勾配 refers to the measured degree of that slope.

Word family· 8

急きゅう勾こう配ばい
steep slope; steep incline
上のぼり勾こう配ばい
uphill grade; upgrade
下くだり勾こう配ばい
downhill grade; downgrade

Written forms

勾こう配ばいUsage96%
Standard kanji spelling; high priority.
こう配ばいUsage4%
search-only kanji form
Search-only form; not a common practical spelling.

Etymology

Compound of 勾 (hook, curve, slope) and 配 (distribute, arrange). The exact historical derivation is uncertain, but the combination has been used to express the concept of inclination or gradient.

勾こう配ばい天てん井じょう

sloping ceiling; slanted ceiling

抜ぬき勾こう配ばい

draft angle

Show 3 more

空くう間かん勾こう配ばい
spatial gradient
共きょう役やく勾こう配ばい法ほう
conjugate gradient method; CG method
勾こう配ばい消しょう失しつ問もん題だい
vanishing gradient problem