| DATUMS | • datums v. Third-person singular simple present indicative form of datum. • datums n. Plural of datum. • DATUM n. (Latin) something used as a basis for calculating. |
| POMATUMS | • pomatums n. Plural of pomatum. • pomatums v. Third-person singular simple present indicative form of pomatum. • POMATUM v. to apply a kind of ointment to the hair, also POMADE. |
| STRATUMS | • stratums n. Plural of stratum. • STRATUM n. (Latin) a layer of material. |
| AGERATUMS | • ageratums n. Plural of ageratum. • AGERATUM n. a flowering tropical plant. |
| STRIATUMS | • striatums n. Plural of striatum. • STRIATUM n. (Latin) part of the forebrain. |
| TESTATUMS | • testatums n. Plural of testatum. • TESTATUM n. (Latin) one of the clauses of an English deed. |
| SEPARATUMS | • SEPARATUM n. a separate offprint. |
| ULTIMATUMS | • ultimatums n. Plural of ultimatum. • ULTIMATUM n. (Latin) a last offer, or demand. |
| PETROLATUMS | • petrolatums n. Plural of petrolatum. • PETROLATUM n. petroleum jelly. |
| SUBSTRATUMS | • SUBSTRATUM n. that which underlies something, as a layer of earth lying under another, also SUBSTRATE. |
| SURROGATUMS | • SURROGATUM n. something that stands in place of something else, e.g. a price instead of the thing itself. |
| POLYGONATUMS | • POLYGONATUM n. the Solomon's seal genus Polygonatum, of the lily family. |
| SUPERSTRATUMS | • SUPERSTRATUM n. an overlying layer. |
| UNDERSTRATUMS | • UNDERSTRATUM n. a stratum under another stratum. |