also: リンゴのしん
expression, noun
apple core
Refers to the central part of an apple containing the seeds, often discarded after eating.
りんごの芯を取ってから切ってください。
Please remove the apple core before cutting.
彼はりんごの芯まで食べてしまった。
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.
Compound of りんご (apple) + の (possessive particle) + 芯 (core). The word 芯 itself is of Chinese origin, meaning 'core' or 'wick'.