adj. The Roman number symbolizing the value seventeen. Syn. -- seventeen, 17. [ WordNet 1.5 ]
adj. The Roman number symbolizing the value eighteen. Syn. -- eighteen, 18. [ WordNet 1.5 ]
adj. The Roman number representing twenty-seven. Syn. -- twenty-seven, 27. [ WordNet 1.5 ]
adj. The Roman number representing twenty-eight. Syn. -- twenty-eight, 28. [ WordNet 1.5 ]