1. 
   instantaneous
   [adj] - occurring with no delay
   Found op http://www.webdictionary.co.uk/definition.php?query=instantaneous
   
   
2. 
   Instantaneous
   This means an event which occurs over a very short (infinitesimal) period of time. It usually refers to speed, i.e. instantaneous speed as opposed to average speed
   Found op http://www.users.zetnet.co.uk/computing/MainPage/SecDepts/Physics/Resources
   
   
3. 
   Instantaneous
   In`stan·ta'ne·ous adjective [ Confer French instantané .] 1. Done or occurring in an instant, or without any perceptible duration of time; as, the passage of electricity appears to be instantaneous . « His reason saw With
   Found op http://www.encyclo.co.uk/webster/I/70
   
   
4. 
   instantaneous
   1. Done or occurring in an instant, or without any perceptible duration of time; as, the passage of electricity appears to be instantaneous. 'His reason saw With instantaneous view, the truth of things.' (Thomson) ... 2. at or during a given instant; as, instantaneous acceleration, velocity, etc. .....
   Found op http://www.mondofacto.com/facts/dictionary?instantaneous
   
   
5. 
   instantaneous
   instant(a) adjective occurring with no delay; `relief was instantaneous`; `instant gratification`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=instantaneous
   
   
6. 
   Instantaneous
   • (a.) Done or occurring in an instant, or without any perceptible duration of time; as, the passage of electricity appears to be instantaneous. • (a.) At or during a given instant; as, instantaneous acceleration, velocity, etc.
   Found op http://thinkexist.com/dictionary/meaning/instantaneous/
   
   
7. 
   instantaneous
   qualifies the value, at a given instant of time, of a time dependent variable quantity
   Found op http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=191-18-09
   
   
8. 
   instantaneous
   1) Fast 2) Immediate 3) Instant 4) Occurring with no delay
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/instantaneous/1
   
   

Tip: double click on a word to show its meaning.