Mathematical abbreviation for square root, a value that when multiplied by itself gives the original number.
Abbreviation of 'square root', where 'square' comes from Old French 'esquarre' meaning 'four-sided figure', and 'root' from Old Norse 'rót' meaning 'source' or 'origin'. The mathematical concept dates to ancient civilizations, but the abbreviated form emerged with computer programming.
The abbreviation sqrt perfectly captures the essence of mathematical efficiency - taking a concept that ancient mathematicians spent paragraphs explaining and reducing it to four letters that any programmer instantly recognizes. It's a beautiful example of how specialized communities create their own linguistic shortcuts that become universally understood within their field.
Complete word intelligence in one call. Free tier — 50 lookups/day.