缜 (zhěn): careful

Meanings

他的推理严密缜密，毫无破绽。

Tā de tuīlǐ yánmì zhěnmì, háowú pòzhàn.

His reasoning was rigorous and meticulous, with no flaws.

解决这个问题需要缜密的思考。

Jiějué zhège wèntí xūyào zhěnmì de sīkǎo.

Solving this problem requires careful thinking.

usage

缜 almost always appears in 缜密 (meticulous, careful), used of thinking, planning, or argument.

radical

纟 sī

silk; thread

The silk radical, side form of 糸, evokes a tightly, finely woven fabric, which extends to the modern sense of dense, careful thought in 缜.

phonetic

真 zhēn

true; real

Supplies the sound, close to the modern reading zhěn. It is the same character seen standing alone as 真.

缜 zhěn