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em

unit of measurement in the field of typography
Intangible typographic_unit Q1334525
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em

Summary

em is a typographic unit[1]. em has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • em's instance of is recorded as typographic unit[3].
  • em's depicted by is recorded as em space[4].
  • em's used by is recorded as Cascading Style Sheets[5].
  • em's different from is recorded as quad[6].
  • em's different from is recorded as en[7].

Body

Definition and Type

em's instance of is recorded as typographic unit[3].

Use and Application

em's used by is recorded as Cascading Style Sheets[5].

Why It Matters

em has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2] em is known by 7 alternative names across languages and contexts.[8]

Related Entities

Cascading Style Sheets

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . Retrieved . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [8] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). em. Retrieved May 3, 2026, from https://4ort.xyz/entity/em
MLA “em.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/em.
BibTeX @misc{4ortxyz_em_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{em}}, year = {2026}, url = {https://4ort.xyz/entity/em}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): em — https://4ort.xyz/entity/em (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/em · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 10d ago · Zyksnowy · 2026-07-01 view diff on Wikidata ↗
    Aliases → —
    Different from → quad, en
    Instance of → typographic unit
    Used by → Cascading Style Sheets
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P138]]: unknown value"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.