骸骨（がいこつ、gaikotsu）
- skeleton

The Japanese word 骸骨 (がいこつ, gaikotsu) refers to a skeleton. It specifically means the bony framework of a human or animal body, providing support and protection for the internal organs. It encompasses all the bones connected together.

⚫︎人間の骸骨 Translation: Human skeleton ⚫︎骸骨標本 Translation: Skeletal specimen ⚫︎恐竜の骸骨が発見された。 Translation: A dinosaur skeleton was discovered.

This word is used in various contexts, including: ⚫︎Referring to the skeletal remains of humans or animals. ⚫︎In medical or scientific discussions about anatomy. ⚫︎In literature, art, or entertainment to depict death, horror, or the structure of a being. ⚫︎It is a formal word, suitable for both written and spoken Japanese.

骸骨 is typically written using the kanji 骸骨. The reading is always がいこつ (gaikotsu) in hiragana. There are no significant variations in okurigana. The word itself is already in kanji, so further changes are uncommon.

⚫︎骨格 (こっかく, kokkaku): This means "skeleton" or "framework" but can be used more broadly. ⚫︎骨 (ほね, hone): This word means "bone" and is a more general term.

There aren't direct antonyms for 骸骨 because it describes a physical object. However, concepts relating to life and the body in a living state would be its conceptual opposites: ⚫︎生体 (せいたい, seitai): Living body ⚫︎肉体 (にくたい, nikutai): Physical body

博物館で、古代の人間の骸骨を見学しました。 ・Translation: I viewed the skeleton of an ancient human at the museum. ・Explanation: This sentence uses 骸骨 to describe the skeletal remains on display at a museum, demonstrating its use in a museum setting.

その映画には、骸骨が怖いシーンでたくさん登場します。 ・Translation: In that movie, skeletons appear frequently in scary scenes. ・Explanation: This sentence uses 骸骨 in the context of a movie, showing its usage in storytelling and entertainment.

The word 骸骨 is a compound word. 骸 (gai) means "remains" or "corpse," and 骨 (kotsu) means "bone." Therefore, 骸骨 literally translates to "bone remains."