Navigation. Often used attributively, as in nav beacon.(noun)
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Use "nav" in a sentence
"Sat nav is the cause of much trouble, as HGV drivers blindly follow their sav nav down country lanes and get stuck and knocking chucks out of cob walls."
"In the meantime, you can get to it via the "blogs" dropdown menu on the main nav, or by typing fflogger. com into your address bar."
"The nav is really humanizing, I found it quite clever and well thought out."