7.9.3 base.text.abbr Abbreviation / Acroynym
The <abbr> element makes the meanings of abbreviations and acronyms visible
on hover.
Example
An abbreviation of the word attribute is attr.
And HTML is an acroynm.
Markup: base/text/text-abbr.twig
An abbreviation of the word attribute is <abbr class="{{modifier_class}}" title="attribute">attr</abbr>.
And <abbr class="{{modifier_class}}" title="HyperText Markup Language">HTML</abbr> is an acroynm.
Source:
base/text/_text.scss, line 9