The meaning of HALF is either of two equal parts that compose something; also : a part approximately equal to one of these. How to use half in a sentence.

HALF definition: 1. either of the two equal or nearly equal parts that together make up a whole: 2. a lot: 3. Half…. Learn more.

Half definition: one of two equal or approximately equal parts of a divisible whole, as an object, or unit of measure or time; a part of a whole equal or almost equal to the remainder.. See examples of HALF …

Nov 11, 2025 · (approximating a half): The phrase half again expresses an amount in addition to the amount being compared to. E.g., half as many people refers to 50% of the original number, while half …

1. To the extent of exactly or nearly 50 percent: The tank is half empty. 2. Not completely or sufficiently; partly: only half right.

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A prefix used to indicate that something is just half or done half, and therefore not total or fully done.