All 5 Uses

indicate
in
Jurassic Park
(Edited)

But if planting deadly ferns at poolside was any indication, then it was clear that the designers of Jurassic Park had not been as careful as they should have been.
p. 96.9 *

indication = sign (to suggest something)
It is one of the many indications we have that dinosaurs aren't really reptiles at all.
p. 112.1

indications = signs (things that suggest or demonstrate something)
Assuming the average clutch is eight to twelve hatching eggs, these data would indicate the compys have two nests.
p. 186.4

indicate = suggest (possibly show)
It passed the tree where Regis was hiding, and gave no indication that it had seen him.
p. 241.3

indication = sign (to suggest something)
Harding made a sign, indicating delirium.
p. 342.9

indicating = as a way of saying

Definitions:

(1) (indicate)
to show (point out, demonstrate, express, or suggest)

The form, indicator can refer to many different kinds of things including intentional signals (such as a turn indicator), gauges (such as one that indicates pressure), or a measurement (such as an economic or chemical indicator).
(2) (meaning too rare to warrant focus)