Anagrams of SIRIS

• plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals

• muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye

• diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening

• term of address for a man

• a title used before the name of knight or baronet

• term of address for a man

• a title used before the name of knight or baronet

• a female person who has the same parents as another person

• the 9th letter of the Roman alphabet

• a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)

• the smallest whole number or a numeral representing this number

• the 9th letter of the Roman alphabet

• used of a single unit or thing; not two or more

• the syllable naming the seventh (subtonic) note of any musical scale in solmization

• a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela)

• a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors