# I-beam

> English word · Noun

## Definitions
1. A beam with cross-section shaped like a capital letter I (with serifs top and bottom), used in construction.
2. A cursor shaped like the letter I, usually indicating text that can be edited or selected.

## Etymology
Since it resembles a capital letter I with serifs.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/i-beam