- 无限期 wúxiànqī indefinite durationhaving no fixed time limit; unlimited duration; indefinitely
- 无限制 wúxiànzhì unrestrictedunrestricted; unlimited; without any limits or constraints
- 无限大 wúxiàndà infinitely greatinfinitely large; specifically refers to a variable in mathematics whose absolute value is greater than any positive number; often represented by the symbol ∞
- 无限小 wúxiànxiǎo infinitesimalinfinitely small; a value or variable having zero as its limit
- 半无限 bànwúxiàn semi-infinitedescribes something that is infinite in one direction and bounded in another, such as a line with a starting point but no end
- 无限风光在险峰 wúxiànfēngguāngzàixiǎnfēng the boundless vista is at the perilous peakproverb meaning that the most magnificent views or greatest rewards are found only after overcoming great difficulty and danger; figuratively suggests that exhilaration follows a hard-won victory
- 无限上纲 wúxiànshànggāng to exaggerate mistakesTo exaggerate someone's mistakes to the maximum level; to treat a minor issue as a matter of fundamental principle or political loyalty.
- 无限公司 wúxiàngōngsī unlimited liability companyA type of business entity where the shareholders or partners carry unlimited personal responsibility for the debts of the company; contrasted with [[有限公司|有限公司|you3 xian4 gong1 si1]]
- 无限小数 wúxiànxiǎoshù infinite decimalA decimal expansion that continues indefinitely without terminating
- 无限花序 wúxiànhuāxù indeterminate inflorescenceA type of flower cluster where the flowers at the base or the outer edges bloom first, followed by the upper or inner flowers, as the flower stalk continues to grow. Common types include the [[穗状花序|穗狀花序|sui4 zhuang4 hua1 xu4]], [[伞状花序|繖狀花序|san3 zhuang4 hua1 xu4]], and [[头状花序|頭狀花序|tou2 zhuang4 hua1 xu4]].