M ICROBIOLOGY. Bacillus spp are aerobic spore forming rods that stain gram positive or gram variable. Except for few species the large majority have no pathogenic potential and have never been associated with disease in man or animals.Members of the genus have significant microbiological uses (42). ICROBIOLOGY. Bacillus spp are aerobic spore forming rods that stain gram positive or gram variable. Except for few species the large majority have no pathogenic potential and have never been associated with disease in man or animals. Members of the genus have significant microbiological uses (42).
yearly - occurring or payable every year; an annual trip to Paris; yearly medical examinations; annual (or yearly) income. annual. periodic, periodical - happening or recurring at regular intervals; the periodic appearance of the seventeen-year locust. annually, each year, every year.
Webster Dictionary(3.00 / 2 votes)Rate this definition: 1  Annual(adj) of or pertaining to a year; returning every year; coming or happening once in the year; yearly. 2  Annual(adj) performed or accomplished in a year; reckoned by the year; as, the annual motion of the earth. Annual (adj) lasting or continuing only one year or one growing season; requiring to be renewed every year; as, an annual plant; annual tickets. Annual (noun) a thing happening or returning yearly; esp. a literary work published once a year. Annual (noun) anything, especially a plant, that lasts but one year or season; an annual plant. Annual (noun)