entries → 鈾
TSUMUGU · TOCFL C1 (est.) · 字
鈾 character · TOCFL C1 (est.)
鈾 ＝ 金 ＋ 由
ㄧㄡˊ · yóu
noun — uranium

字源 FORM — what the parts do

金義metal — the element
由聲yóu — gives the sounda field with a sprout pushing up
A modern coinage for the element: metal (金) names the class, 由 yóu fixes the sound exactly. The character was built to write uranium, the heavy radioactive metal of nuclear fuel.
意 · Meanings
(假借)鈾— uranium — a coined element name常用
→鈾礦、濃縮鈾— uranium ore; enriched uranium — the nuclear fuel
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
由yóuthe sound donor — the bare field-sprout, lending only its sound鉛qiānthe kin metal — both built on 金, named for their elements