smart quotes 
plural noun Computing
Quotation marks which, although all keyed the same, are automatically interpreted and set as opening or closing marks (inverted or raised commas) rather than vertical lines.
- knowledge gap
- knowledge industry
- knowledgeless
- knowledge management
- knowledgement
- knowledge representation
- knowledge society
- knowledge tree
- knowledge work
- knowledge worker
- knowledgment
- know-little
- known
- known man
- know no bounds
- know-nothing
- know-nothingism
- know-nothingness
- know-not-what
- known quantity
- know one's onions
- know one's own mind
- know one's way around (or about)
- knowpert
- know someone by sight