• A continuous series or whole, no part of which is noticeably different from its adjacent parts, although the ends or extremes of it are very different from each other.
• A continuous extent.
• The set of real numbers; more generally, any compact connected metric space.
• A touch-sensitive strip, similar to an electronic standard musical keyboard, except that the note steps are 1/100 of a semitone, and so are not separately marked.
Note: This list has been curated by our developer and author and fine-tuned since 2016 with manual additions, exclusions and rankings. Thousands of user contributions from rappers, singers, songwriters and poets have also been used for accuracy.