Home › Words › O › olistostromeolistostromeolistostrome means A sedimentary deposit composed of a chaotic mass of heterogeneous material, such as blocks and mud, known as olistoliths, that accumulates as a semifluid body by submarine gravity sliding or slumping of the unconsolidated sediments.EtymologyFrom Ancient Greek ὀλισθάνω (olisthánō, “to slide”) + Ancient Greek στρῶμα (strôma, “bed”).nounA sedimentary deposit composed of a chaotic mass of heterogeneous material, such as blocks and mud, known as olistoliths, that accumulates as a semifluid body by submarine gravity sliding or slumping of the unconsolidated sediments.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.olistostromic 73% match — Relating to olistostromes. vs olistostrome →biostrome 61% match — A horizontally bedded stratum of fossilized remains of sedentary organisms vs olistostrome →dropstone 60% match — An isolated fragment of rock found within a sedimentary rock (that had fallen, rather than being carried along). vs olistostrome →oolith 60% match — A spherical granule of which oolite is composed, formed by concentric accretion of thin layers of a mineral (usually calcium carbonate (limestone) but also others such as dolomite and silica) around a core; an ooid. vs olistostrome →ooid 59% match — A small calcium carbonate- or iron-coated grain found on the seafloor. vs olistostrome →lopolith 58% match — a mass of volcanic or igneous rock found within strata which has spilled downward into underlaying strata and forms depressed regions. vs olistostrome →packstone 58% match — A kind of grain-supported calcareous rock containing lime mud. vs olistostrome →biosparite 57% match — A limestone composed of less than 25% oolites and less than 25% intraclasts vs olistostrome →