the.com/citation
Proof you didn't just make it up, formatted to within an inch of its life.
means A reference to a source that backs up a claim, or an official notice ordering you somewhere — usually court or trouble.
from From Latin citare, to summon or set in motion — the same root that calls a witness to court and a footnote to your defense.
Twin meaningsHonors scholars and tickets speeders with one word.
Wikipedia's anthemCitation needed became the internet's politest accusation.
Style warsMLA, APA, Chicago fight over comma placement forever.