four-plus
UK[ˈfɔː plʌs]US[ˈfɔr plʌs]
adj
Being four or more in number; especially, being four years old or older (used typically of a child).
n
A number, amount, or age that is four or more.
Morpheme Breakdown
four
plus
four
number
plus
addition
Etymology
The compound "four-plus" is a modern English formation that combines the cardinal number "four" with the Latin-derived term "plus," meaning "more." The word "four" has a deep Germanic lineage, tracing back to a common Proto-Indo-European root for the number. "Plus" entered English via French from Latin, where it originally signified a comparative degree of "much." When combined, the literal meaning "four and more" creates a concise bracket for quantification, specifically used to indicate a quantity starting at four and extending upward. This logical numerical shorthand is frequently applied in contexts like age groups or counts where a minimum threshold is implied.
Analysis
Structure: four (number) + plus (addition)
- four: From Old English fēower, meaning the number four. Ultimately from Proto-Indo-European kʷetwóres.
- plus: From Latin plus, meaning "more". Used in English as a conjunction, preposition, or adjective indicating addition or a positive quantity.
Examples
The preschool program is designed for four-plus children.
The game is suitable for players aged four-plus.
We are expecting a crowd of four-plus thousand at the event.