The kanji 逆 generally conveys the idea of "reverse," "opposite," "against," or "to go against." It implies a direction or action that is contrary to something else. It can also suggest turning something over, flipping, or inverting.

・On-yomi (音読み): ギャク (gyaku) ・Kun-yomi (訓読み): さか (saka) (as in 逆さ (sakasa) - upside down)

⚫︎ 逆 (gyaku) Translation: Reverse; Opposite; Against ⚫︎ 逆方向 (gyakuhōkō) Translation: Opposite direction ⚫︎ 逆らう (sakaraう) Translation: To disobey; to go against; to defy

The kanji 逆 is a 形声文字 (keisei moji), which means it's a character that combines a semantic component (meaning) with a phonetic component (sound). The left side is a part of 幸 (sachih) (fortune, happiness), and the right side is 卩 (fushi), which represents a person kneeling. The combination suggests a person who is going in the opposite direction or defying the order.