cryptoporticus

[krip-tuh-pawr-ti-kuh s, -pohr-]

noun, plural cryp·to·por·ti·cus.

a covered passage, as one underground, lighted on one side.
a portico at the entrance to a crypt.

Origin of cryptoporticus

1675–85; < Latin: covered passage; see crypto-, portico

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cryptoporticus

Historical Examples of cryptoporticus

At the ends of the cryptoporticus are the remains of some more rooms.
Old Rome
Robert Burn
On the south side there is a cryptoporticus and a reservoir for water which was supplied by a branch of the Claudian aqueduct.
Old Rome
Robert Burn