CRAWLER
Meaning of CRAWLER in English
n.
Pronunciation: ' kro ̇ -l ə r
Function: noun
Date: 1607
1 : one that crawls
2 : a vehicle (as a crane) that travels on endless chain belts
Merriam Webster Collegiate English Dictionary.
Merriam Webster - Энциклопедический словарь английского языка.
2012