宙

zhòu

eternity

(geology) eon

roof (宀) + by/from (由) = eternity

The roof radical suggests something sheltered and all-encompassing — a cosmic canopy stretching over all time. 由 mainly provides the zhòu sound; the meaning of boundless time lives in the enclosing 宀.

宀+由→宙
宀RoofSemantic
由FromPhonetic

宇宙里有数不清的星星。

yǔ zhòu lǐ yǒu shǔ bu qīng de xīng xing。

In the universe there are countless stars.

科学家说宇宙的年龄很难测量。

kē xué jiā shuō yǔ zhòu de nián líng hěn nán cè liáng。

Scientists say the age of the universe is very hard to measure.

Words with 宙

宇宙射线

yǔ zhòu shè xiàn

cosmic ray

隐生宙

yǐn shēng zhòu

geological eon before the appearance of abundant fossils

显生宙

xiǎn shēng zhòu

Phanerozoic, geological eon lasting since the Cambrian 寒武紀|寒武纪[Han2 wu3 ji4], c. 540m year ago

元古宙

yuán gǔ zhòu

pre-Cambrian (geological eon 2500-645m)

元宇宙

yuán yǔ zhòu

(computing) metaverse

多元宇宙

duō yuán yǔ zhòu

multiverse (cosmology)

太古宙

tài gǔ zhòu

Archaean (geological eon before 2500m years ago)

宇宙

yǔ zhòu

universe; cosmos; space

宇宙学

yǔ zhòu xué

cosmology

宇宙线

yǔ zhòu xiàn

cosmic ray

宇宙号

yǔ zhòu hào

Kosmos, series of earth-orbit satellites operated by the Soviet Union and subsequently Russia

宇宙速度

yǔ zhòu sù dù

escape velocity

More characters with 宀

寡官塞它伫