Jōyō kanji, Taught in junior high
JLPT level: N1
1977 of 2500 most used kanji in newspapers
Stroke count: 17
Meaning: reef, sunken rock
Kunyomi:
Onyomi: ショウ
Composition: 石 焦
Radical: 石
Meaning: stone
礁 (ショウ) reef
礁湖 (ショウコ) barrier lagoon, coral-reef lagoon
環礁 (カンショウ) atoll, circular coral reef
座礁 (ザショウ) running aground, being stranded, grounding, beaching