rock elm
— Noun
– English
～ large ornamental tree with graceful gradually spreading branches common in eastern North America
rock climber
— Noun
– English
～ a climber of vertical rock faces
rock purslane
— Noun
– English
～ a plant of the genus Calandrinia
rock crystal
— Noun
– English
～ a clear quartz used in making electronic and optical equipment
rock barnacle
— Noun
– English
～ barnacle that attaches to rocks especially in intertidal zones
rock
— Noun
– English
～ (figurative) someone who is strong and stable and dependable; "he was her rock during the crisis"; "Thou art Peter, and upon this rock I will build my church"--Gospel According to Matthew
Rock fever
— Noun
– English
～ infectious bacterial disease of human beings transmitted by contact with infected animals or infected meat or milk products; characterized by fever and headache
rock rabbit
— Noun
– English
～ hyrax that lives in rocky areas
rock maple
— Noun
– English
～ maple of eastern and central North America having three-lobed to five-lobed leaves and hard close-grained wood much used for cabinet work especially the curly-grained form; sap is chief source of maple syrup and maple sugar; many subspecies
rock group
— Noun
– English
～ a band of musicians who play rock'n'roll music
rock geranium
— Noun
– English
～ plant with basal leaves mottled with white and flowers in lax panicles on erect stems
rock rattlesnake
— Noun
– English
～ mountain rock dweller of Mexico and most southern parts of United States southwest
rock penstemon
— Noun
– English
～ one of the West's most beautiful wildflowers; large brilliant pink or rose flowers in many racemes above thick mats of stems and leaves; ledges and cliffs from Washington to California
rock beauty
— Noun
– English
～ gold and black butterflyfish found from West Indies to Brazil
rock lobster
— Noun
– English
～ warm-water lobsters without claws; those from Australia and South Africa usually marketed as frozen tails; caught also in Florida and California
Rock Island
— Noun
– English
～ a town in northwest Illinois on the Mississippi River; site of a Union prison during the American Civil War
rock
— Noun
– English
～ pitching dangerously to one side
rock rabbit
— Noun
– English
～ small short-eared burrowing mammal of rocky uplands of Asia and western North America
rock hind
— Noun
– English
～ found around rocky coasts or on reefs