basil thyme: fragrant European mint having clusters of small violet-and-white flowers; naturalized especially in eastern North America
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
hurler's syndrome: hereditary disease (autosomal recessive) consisting of an error is mucopolysaccharide metabolism; characterized by severe abnormalities in development of skeletal cartilage and bone and mental retardation