absolutely correct; very accurate
Collins Concise English Dictionary © HarperCollins Publishers::
'spot-on' also found in these entries (note: many are not synonyms or translations):
Tay-Sachs disease
- basilisk
- bruise
- circle of confusion
- dollarbird
- dot
- eye
- finspot
- freckle
- gray snapper
- macula
- measles
- mule
- on-the-spot
- paraselene
- parhelion
- petechia
- point
- spot
- star
- sweet spot