TSUMUGU · TOCFL 2 (est.) · 字
伯
伯 ＝ 亻 ＋ 白
ㄅㄛˊ · bó
noun — father's elder brother; eldest; an earl
字源 FORM — what the parts do
亻義a person — a male relative
A person (亻) with 白 (bái) for the sound — the eldest of the brothers, the senior man: 伯父 father's elder brother, 伯爵 an earl, the rank held at the top. The reading darkens from bái to bó.
意 · Meanings
(本義)老大、最年長— the eldest常用
→伯父、伯伯— father's elder brother; uncle常用
⇒伯爵— an earl, a count
(本義) original meaning · → ⇒ each arrow = one more step of extension