Definition of "self-registering" [self•-reg•is•ter•ing]

• Registering itself; -- said of any instrument so contrived as to record its own indications of phenomena, whether continuously or at stated times, as at the maxima and minima of variations. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Heavens! what an insult to the self-registering meteorological instruments!"
• "So does the stone Bodhisat sit who looks down upon the patent self-registering turnstiles of the Lahore Museum."
• "Kim clicked round the self-registering turnstile; the old man followed and halted amazed."