## Meanings
1. A flat shape with four equal sides and four right angles.
2. An open, usually four-sided public space in a town, with buildings around it.
3. Shaped like a square, with four equal sides and right angles.
4. To multiply a number by itself.
5. Directly and firmly, straight at something.

## Examples
- Draw a square and colour it in.
- We met for coffee in the town square.
- They sat at a small square table.
- Four squared is sixteen.
- I looked him square in the eye.

## Derived Forms
- capsquare
- chi-square
- four-square
- foursquare
- goalsquare
- headsquare
- heterosquare
- non-square
- nonsquare
- over-square
- oversquare
- polysquare

## Related Forms
- cubic
- quadrilateral
- rectangle
- rhombus

## Roots and Affixes
- Root: square
- Root: esquarre
- Root: *exquadra

## Etymology
From Middle English square, sqware, squyre; from Old French esquarre, esquerre, (modern French équerre), from Vulgar Latin *exquadra, from Latin ex- + quadro, from quadrus (compare English quad and quadra). Doublet of squad and squadra. Displaced Old English fēowerecge (fēower nominative + ecg accusative, as in "four-edged").

## AI Etymology
Square is from Middle English square, sqware, squyre; from Old French esquarre, esquerre, (modern French équerre), from Vulgar Latin *exquadra, from Latin ex- + quadro, from quadrus (compare English quad and quadra). Doublet of squad and squadra. Displaced Old English fēowerecge (fēower nominative + ecg accusative, as in "four-edged"). In present-day use, it can mean a flat shape with four equal sides and four right angles, or an open, usually four-sided public space in a town, with buildings around it.

## Topics
- Mathematics & Measurement

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