crestal From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsadjectiveThat is situated on, or forms part of, a crest Related wordsSynonymscrestiformcristalcristatecoronatesupracrystalcrestfallenacrocraniccrevicularclivalcrissalcacuminalcoppedcrenularclypealacrocranialcristated References Wiktionary — crestal Wikipedia — crestal