| ARBORETUMS | • arboretums n. Plural of arboretum. • ARBORETUM n. (Latin) a collection of trees. |
| BAROMETERS | • barometers n. Plural of barometer. • BAROMETER n. an instrument for measuring atmospheric pressure. |
| BAROMETRIC | • barometric adj. Of or pertaining to atmospheric pressure. • barometric adj. Made or done with a barometer. • BAROMETRIC adj. as measured by a barometer, also BAROMETRICAL. |
| BREWMASTER | • brewmaster n. A person in charge of beer production at a brewery. • BREWMASTER n. the supervisor of the brewing in a brewery. |
| DRUMBEATER | • drumbeater n. One who beats a drum. • drumbeater n. (Figuratively) A propagandist. • DRUMBEATER n. one who makes drumbeats. |
| EMBITTERER | • embitterer n. One who embitters. • EMBITTERER n. one who embitters. |
| OMBROMETER | • ombrometer n. An instrument for measuring rainfall. • OMBROMETER n. a rain-gauge. |
| ROBERTSMAN | • Robertsman n. (UK, obsolete) A bold, stout robber, or night thief. • ROBERTSMAN n. (obsolete) a stout robber, also ROBERDSMAN. |
| ROBERTSMEN | • Robertsmen n. Plural of Robertsman. • ROBERTSMAN n. (obsolete) a stout robber, also ROBERDSMAN. |
| SOMBRERITE | • sombrerite n. (Mineralogy) A hard impure calcium phosphate. • SOMBRERITE n. rock-guano. |
| TAMBOURERS | • tambourers n. Plural of tambourer. • TAMBOURER n. one who embroiders on a tambour. |
| TIMBERWORK | • timberwork n. Work made of timbers. • TIMBERWORK n. work made of timbers. |
| TIMBERYARD | • timberyard n. Alternative spelling of timber yard. • timber␣yard n. A place where wood is stored, and cut to size. • TIMBERYARD n. a yard where wood is stored. |
| TRIBOMETER | • tribometer n. (Physics) A device that measures the coefficient of friction of a surface. • TRIBOMETER n. an instrument used to measure friction. |
| TUBERIFORM | • tuberiform adj. Resembling a tuber. • TUBERIFORM adj. shaped like a lump or protuberance. |
| VIBROMETER | • vibrometer n. Any of several engineering devices that measure the characteristics of a vibrating structure. • VIBROMETER n. an instrument for measuring vibrations. |