Not really. Using that logic you could describe any lock as a combination lock (a combination of different lift heights) with the metal key providing the combination. A genuine combination lock requires no physical token to operate it. On 31 July 2014 16:07, Kerry wrote: > an entry system that > genuinely requires no physical key? > > A combination lock? Wait, isn't that what we are discussing? A > combination lock where the fob is supplying the combination? > > On 7/31/2014 8:41 AM, David C Brown wrote: > > No. The real beauty of correctly used language is that it conveys > meaning > > precisely. When you do your Humpty-Dumpty impersonation and redefine = a > > word to mean just what you choose it to mean you are both sowing the > seeds > > of confusion and precluding the proper use of the word. Having > redefined > > "keyless" what word would you use to describe an entry system that > > genuinely requires no physical key? > > > > A better term for these modern entry systems would be Electro-Keyed or > even > > Digi-Keyed :-) > > > > > > On 31 July 2014 16:02, Nicola Perotto wrote: > > > >> On 31/07/2014 08:54, David C Brown wrote: > >>> A pedant such as myself would argue that if you have a lock you must > >> have a > >>> key to open it, > >> You are right. But this is a beautiful property of languages: the > economy! > >> We write "keyless" but the complete meaning is something like: "a lock > >> without > >> the need to put in the key". > >> For me this (the language) is not trivial because a lot of people wast= e > >> time > >> disserting on very marginal questions! > >> N > >> > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 __________________________________________ David C Brown 43 Bings Road Whaley Bridge High Peak Phone: 01663 733236 Derbyshire eMail: dcb.home@gmail.com SK23 7ND web: www.bings-knowle.co.uk/dcb --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .