| AQUARIUMS | • aquariums n. Plural of aquarium. • AQUARIUM n. (Latin) a water filled museum for all forms of aquatic life.
 | 
| CALDARIUM | • caldarium n. In Roman baths, the hottest room, with a plunge-pool. It preceded the tepidarium and frigidarium. • caldarium n. In modern spas, a room with a hot floor.
 • CALDARIUM n. (Latin) a hot room in a Roman bathhouse.
 | 
| CALVARIUM | • calvarium n. (Anatomy) The upper, domelike portion of the skull (without the lower jaw). • CALVARIUM n. (Latin) the dome of the skull.
 | 
| FUSARIUMS | • FUSARIUM n. a type of fungus, causing plant disease. | 
| HERBARIUM | • herbarium n. A collection of dried plants or parts of plants. • herbarium n. A building or institution where such a collection is kept.
 • HERBARIUM n. a collection of preserved plants and herbs.
 | 
| OSSARIUMS | • OSSARIUM n. (Latin) a depository for the bones of the dead, also OSSUARY. | 
| RANARIUMS | • ranariums n. Plural of ranarium. • RANARIUM n. (Latin) a place for rearing frogs.
 | 
| RETIARIUS | • retiarius n. (Historical) A type of gladiator who uses a casting net (a rete or iaculum) as a weapon. • RETIARIUS n. (Latin) a gladiator armed with a net.
 | 
| ROSARIUMS | • rosariums n. Plural of rosarium. • ROSARIUM n. (Latin) a rose garden.
 | 
| SACRARIUM | • sacrarium n. (Historical) In Ancient Rome, a place where sacred objects were kept, either in a temple (the adytum)… • sacrarium n. The area surrounding the altar of a Christian church; the sanctuary or piscina. Sometimes specifically…
 • sacrarium n. (Anatomy) The complex sacrum of any bird.
 | 
| SAMARIUMS | • SAMARIUM n. a metallic element. | 
| SEPTARIUM | • septarium n. (Geology) A flattened concretionary nodule, usually of limestone, intersected within by cracks which… • SEPTARIUM n. a nodule of mineral substance with a network of cracks filled with another mineral.
 | 
| SEXTARIUS | • sextarius n. (Historical) A Roman unit of liquid measure reckoned as the volume of 1⅔ Roman pound of wine and equivalent… • sextarius n. (Historical) A Roman unit of dry measure.
 • SEXTARIUS n. (Latin) an ancient Roman unit of liquid measure.
 | 
| SOLARIUMS | • solariums n. Plural of solarium. • SOLARIUM n. (Latin) a room exposed to the sun.
 | 
| TERRARIUM | • terrarium n. An enclosure wherein small animals are displayed, usually with some plants, in a naturalistic setting. • terrarium n. A partially enclosed glass container for displaying plants, especially plants that need high humidity.
 • TERRARIUM n. (Latin) a glass enclosure for plants.
 | 
| VIVARIUMS | • vivariums n. Plural of vivarium. • VIVARIUM n. (Latin) a place for raising and keeping live animals, also VIVARY.
 |