TSUMUGU · TOCFL 1 · 字
腦
腦 ＝ 月 ＋ 𡿺
ㄋㄠˇ · nǎo
noun — the brain
字源 FORM — what the parts do
𡿺聲nǎo — gives the sound, exactlythe brain drawn outright: hair 巛 over the skull's soft crown 囟
Flesh (月) beside the brain drawn outright — 𡿺: hair (巛) over 囟, the skull's soft crown; picture and sound in one. 頭腦, the wits; and the machine that thinks, 電腦 — the electric brain.
故事 STORY — a scene to remember it by
嬰兒的頭頂（囟）軟軟一塊，胎髮（巛）蓋著，底下一天天在長。
The soft crown (囟) of a baby's head under its first hair (巛) — underneath, growing by the day.
字源記憶法
意 · Meanings
(本義)頭腦— the brain常用
→動腦— to use one's head
⇒電腦— the computer — an electric brain
(本義) original meaning · → ⇒ each arrow = one more step of extension