人差し指（ひとさしゆび、hitosashiyubi）
- index finger

The Japanese word 人差し指 (ひとさしゆび) refers to the index finger. It's the finger next to the thumb. This finger is crucial for pointing, pressing buttons, and many other fine motor skills. 人差し指 is a compound word.

⚫︎彼女は絵を描くとき、人差し指に鉛筆を添える Translation: She places the pencil on her index finger when drawing. ⚫︎彼はプレゼンテーション中、地図を人差し指で指し示した Translation: He pointed to the map with his index finger during the presentation. ⚫︎キーボードの人差し指の位置を覚える Translation: Remember the position of your index finger on the keyboard.

You can use 人差し指 in various situations to describe actions or things related to the index finger. For instance, when describing gestures, explaining how to use a tool, or discussing anatomy.

⚫︎The word is typically written with the kanji 人 (person), 差 (difference, to point), 指 (finger), and hiragana し and ゆび. ⚫︎The reading is ひとさしゆび. ⚫︎There are no significant variations in writing or okurigana.

There aren't many direct synonyms, but you could use phrases to describe the index finger. For example: ⚫︎"the finger next to the thumb" ⚫︎"second finger" (though this is more ambiguous).

There aren't direct antonyms for 人差し指. It's a specific anatomical term.

熱い鍋に触ってしまい、人差し指を火傷した。 ・Translation: I touched the hot pot and burned my index finger. ・Explanation: This sentence describes an injury to the index finger, showing how it's used in everyday situations.

携帯電話の画面を人差し指でスワイプする。 ・Translation: Swipe the cellphone screen with your index finger. ・Explanation: This sentence describes the action of using the index finger to interact with a cellphone.

人差し指 literally translates to "person-pointing finger". The first kanji 人 means "person". The second 差 means "to point" or "difference". And the last kanji 指 means "finger". This name directly reflects the finger's common function of pointing.