en
protective system
(
n
)
An
English
term in
ConceptNet 5.8
Source:
OpenCyc 2012
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Types of protective system
en
air raid shelter
(
n
)
➜
en
bunker
(
n
)
➜
en
defense system
(
n
)
➜
en
fur
(
n
)
➜
en
kneecap
(
n
)
➜
en
pocket protector
(
n
)
➜
en
shell
(
n
)
➜
en
tree bark
(
n
)
➜
protective system is a type of…
en
solid object
(
n
)
➜
Links to other resources
sw.opencyc.org
/2012/05/10/concept/en/ProtectiveSystem