Meanings
6371
6372
Synonyms & antonyms
proper nounThe Sturgeon class of attack submarine.
nounA submarine of the Sturgeon class
Origin
637 · phrase
Used since the 1990s. From the number of letters in each word of the phrase.
Full word history & related roots →637 · proper noun, noun
From the hull number of the first boat of the class, USS Sturgeon (SSN-637), Sturgeon-class nuclear-powered attack submarine
Full word history & related roots →Cite this entry
637. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/637
“637.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/637. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “637,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/637.
Source: 637 on Wiktionary, CC BY-SA 4.0.