also: リンゴのしん
apple core
Refers to the central part of an apple containing the seeds, often discarded after eating.
Please remove the apple core before cutting.
He ate the apple, core and all.
General term for core, center, or wick; りんごの芯 specifically means the core of an apple.
Common mixed kana-kanji spelling; りんご is usually written in kana.
Katakana spelling for りんご; sometimes used for emphasis or in botanical contexts.
Full kanji spelling; 林檎 is uncommon and may not be recognized by all readers.
Ateji-like variant using 心 for しん; very rare and potentially confusing.
Compound of りんご (apple) + の (possessive particle) + 芯 (core). The word 芯 itself is of Chinese origin, meaning 'core' or 'wick'.