核

Spell out: + =

pit; stone; nucleus; nuclear; to examine; to check; to verify

10 strokes Dict coverage rank #341 U+6838

Phono-semantic compound (形声字)

木 (semantic, “tree”) + 亥 (phonetic, hài)

components: 木亥

nucleus · Heisig RSH #1195

木 tree + acorn

Keyword method from Heisig's Remembering Simplified Hanzi.

Phonetic series: characters sharing the sound component 亥

Siblings built with the same phonetic component 亥 (hài) — compare how they read:

Character	Pinyin	Meaning
亥 sound component	hài	12th terrestrial branch; used in transliterations
刻	kè	to carve, to engrave; a quarter hour; a moment
孩	hái	baby, child; children
该	gāi	should, ought to, must
骇	hài	to terrify, to shock, to frighten
咳	hāi	to cough
骸	hái	skeleton, body; leg bone
颏	kē	chin
赅	gāi	to include; to prepare for
劾	hé	to look into; to impeach, to charge
氦	hài	helium
垓	gāi	border, boundary, frontier
阂	hé	separated, blocked; to prevent, to block
胲	hǎi	hydroxylamine
陔	gāi	ledge, step, terrace; slope

Word	Pinyin	Meaning
有核国家	yǒu hé guó jiā	nuclear weapon states
核大国	hé dà guó	a nuclear power (country)
无核区	wú hé qū	nuclear weapon-free zone
核国家	hé guó jiā	nuclear nations
无核化	wú hé huà	to make nuclear-free; to de-nuclearize
核小体	hé xiǎo tǐ	nucleosome
核动力	hé dòng lì	nuclear power
核发电	hé fā diàn	nuclear power generation
核物理	hé wù lǐ	nuclear physics
原核生物	yuán hé shēng wù	prokaryote
核合成	hé hé chéng	nucleosynthesis
非核国家	fēi hé guó jiā	non-nuclear country
核子	hé zǐ	nuclear; nucleus
非核武器国家	fēi hé wǔ qì guó jiā	non-nuclear weapon states (NNWS)
核心	hé xīn	core; nucleus
地核	dì hé	(geology) Earth's core
无核	wú hé	nonnuclear; seedless (botany)
核儿	hú r	pit (stone of a fruit)
原子核	yuán zǐ hé	atomic nucleus
核电	hé diàn	nuclear power