加法の逆元

かほうのぎゃくもと

additive inverse

乗法の逆元

じょうほうのぎゃくもと

multiplicative inverse

逆

ぎゃく さか

inverse, reverse

元

もと げん

origin, source

逆ザヤ

ぎゃくざや

back spread

逆襲

ぎゃくしゅう

counterattack

逆順

ぎゃくじゅん

reverse order, following a contrary path

逆潮

ぎゃくちょう さかしお

weather tide, adverse current

逆調

ぎゃくちょう

unfavourable condition, adverse position

逆手

ぎゃくて さかて

underhand grip, backhand grip (e.g. in tennis)

乱逆

らんぎゃく らんげき

rebellion

逆行

ぎゃっこう ぎゃくこう

retrogradation, retrogression

逆毛

さかげ

hair which is combed back or puffed up or teased

順逆

じゅんぎゃく

right and wrong, loyalty and treason, obedience and disobedience

逆鱗

げきりん

imperial wrath

吃逆

しゃっくり

hiccough, hiccup

逆修

ぎゃくしゅ

an older person conducting a memorial service for a deceased, younger person

莫逆

ばくぎゃく ばくげき

cordial relations

逆夢

さかゆめ

a dream which is contradicted by reality