12-Letter Words Containing: A,B,N,O,R,S,S,T

• a policy of opposition to enlightenment or the spread of knowledge

• a deliberate act intended to make something obscure

• a contract assigning to another party some obligations of a prior contract

• arranged for contracted work to be done by others

• work under a subcontract; engage in a subcontract

• a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber

• the act of making and recording a measurement

• the act of observing; taking a patient look

• a remark expressing careful consideration

• facts learned by observing

• the act of noticing or paying attention

• According to the World Meteorological Organization, a mid-level, principal cloud type, generally formless and dark grey in colour, which forms from altostratus occurring in layers at the middle altitude of the troposphere (usually above 2400 metres). Nimbostratus usually brings precipitation as the mid-level clouds thicken and subside into the low level of the troposphere. Frontal or cyclonic lift can also carry the top of a deep nimbostratus layer into the high levels of the troposphere. Also classified or characterized as multi-level; abbreviated Ns.

• a person who is deliberately vague

• capable of changing sequence

• an arithmetic operation in which the difference between two numbers is calculated

• the act of subtracting (removing a part from the whole)

• an actor who travels around the country presenting plays

• a pilot who travels around the country giving exhibits of stunt flying and parachuting