Word Study
dolmen
OXFORD DICTIONARY
dolmen, n. a megalithic tomb with a large flat stone laid on upright ones.
Etymology
F, perh. f. Cornish tolmen hole of stone
THESAURUS
dolmen
arch, barrow, beehive tomb, bone house, boundary stone, box grave, brass, burial, burial chamber, burial mound, bust, cairn, catacombs, cenotaph, charnel house, cist, cist grave, column, cromlech, cross, crypt, cup, cyclolith, deep six, dokhma, footstone, grave, gravestone, headstone, hoarstone, house of death, inscription, last home, long home, low green tent, low house, marker, mastaba, mausoleum, megalith, memento, memorial, memorial arch, memorial column, memorial statue, memorial stone, menhir, monolith, monstrance, monument, mound, mummy chamber, narrow house, necrology, obelisk, obituary, ossuarium, ossuary, passage grave, pillar, pit, plaque, prize, pyramid, reliquary, remembrance, resting place, ribbon, rostral column, sepulcher, shaft, shaft grave, shrine, stela, stone, stupa, tablet, testimonial, tomb, tombstone, tope, tower of silence, trophy, tumulus, vaultFor further exploring for "dolmen" in Webster Dictionary Online