博 means “broad, learned, expo”

はく · haku

Also: Dr., command, esteem, win acclaim

On'yomi (Chinese reading)
ハク, バク

JLPT N1 · Taught in grade 4 · 12 strokes

The story

Ten (十), every direction, beside 尃, a hand (寸) spreading things out: knowledge spread wide. 博士 is a PhD, 博物館 a museum holding a bit of everything, and 万博 a World Expo, like the ones Osaka has hosted.

Used in 博物館 (hakubutsukan, museum), 博士 (hakase, doctor/PhD), and 万博 (banpaku, World Expo)

More from Learning & Reason

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Readings from KANJIDIC2, © EDRDG, CC BY-SA.