timekeeping
Kelime Anlamı :

1. zaman tutma.
2. puantörlük.
3. zaman kaydetme.
Tanımlar :
1. the measurement of time, or determining what the local time is.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1. the act or process of determining the time
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.