Grating and Portcullis

Grating noun - A barrier that has parallel or crossed bars blocking a passage but admitting air.

Portcullis and grating are semantically related. In some cases you can replace term "Portcullis" with "Grating", this nouns are similar.

Nearby Words: grate, grated, gratingly, grater

Portcullis noun - Gate consisting of an iron or wooden grating that hangs in the entry to a castle or fortified town; can be lowered to prevent passage.

Grating and portcullis are semantically related. Sometimes you can use "Grating" instead a noun "Portcullis".