等とう分ぶん

と

う

ぶ

ん

Common wordJLPTN2Freq.FrequencyTop 50,000

等分する · noun or participle which takes 'suru'

Meanings

equal division; equal parts

Used for dividing something into equal portions, both as a noun and with する as a transitive verb.

〈物もの〉を〈数かず〉等とう分ぶんするto divide something into a given number of equal parts
ピザを6等とう分ぶんに切きった。
I cut the pizza into six equal pieces.
〈物もの〉を等とう分ぶんに分わけるto split something evenly among people or portions
お金かねを三さん人にんで等とう分ぶんに分わけた。
We split the money equally among three people.

均きん分ぶん
均分 is a formal near-synonym meaning to divide something equally, largely interchangeable with 等分 but less common in everyday speech.
分ぶん割かつN1
分割 means dividing something into parts generally, without the parts necessarily being equal, whereas 等分 specifically means dividing into equal shares.
均きん等とうN1
均等 is a noun/adjective describing a state of equality or uniformity, while 等分 refers to the act or result of splitting something into equal portions.

当とう分ぶんN2
当分 (for the time being) and 等分 (equal division/share) are pronounced identically but have completely unrelated meanings, so context determines which is meant.

Compound of 等 (equal) and 分 (division). The reading とうぶん is the on'yomi for both characters.