sister ship
Noun
Meaning
a ship that is one of two or more similar ships built at the same time
Source: WordNetSynonyms
Hypernyms
Examples
Apparently the next coastguard station along was Kangaroo, a sister ship of Beagle.
Blue Marlin and her sister ship MV Black Marlin comprise the Marlin class of heavy lift ship.
“The Algoma Sault is the second Equinox Class 740-foot self-unloader to be delivered and she will join her sister ship, the Algoma Niagara, in operations this spring.”
Its sister ship, the CCG2901, is already in the East China Sea.
She was laid up for maintenance along with her sister ship the Peter Pomegranate in July 1514.
The ship was badly damaged in the encounter and had to be towed by her sister ship Kirishima.